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25122053 = 1141531051
BaseRepresentation
bin101111111010…
…1010100000101
31202021022222102
41133311110011
522412401203
62254241445
7423351065
oct137652405
952238872
1025122053
11131a9630
1284b6285
135287928
14349d3a5
152313888
hex17f5505

25122053 has 16 divisors (see below), whose sum is σ = 28631232. Its totient is φ = 21840000.

The previous prime is 25122043. The next prime is 25122077. The reversal of 25122053 is 35022152.

It is a cyclic number.

It is not a de Polignac number, because 25122053 - 24 = 25122037 is a prime.

It is a super-2 number, since 2×251220532 = 1262235093869618, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25122043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23378 + ... + 24428.

It is an arithmetic number, because the mean of its divisors is an integer number (1789452).

Almost surely, 225122053 is an apocalyptic number.

It is an amenable number.

25122053 is a deficient number, since it is larger than the sum of its proper divisors (3509179).

25122053 is a wasteful number, since it uses less digits than its factorization.

25122053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 25122053 is about 5012.1904393189. The cubic root of 25122053 is about 292.8768483837.

Subtracting 25122053 from its reverse (35022152), we obtain a palindrome (9900099).

The spelling of 25122053 in words is "twenty-five million, one hundred twenty-two thousand, fifty-three".

Divisors: 1 11 41 53 451 583 1051 2173 11561 23903 43091 55703 474001 612733 2283823 25122053