4253550461 has 4 divisors (see below), whose sum is σ = 4295664924. Its totient is φ = 4211436000.

The previous prime is 4253550443. The next prime is 4253550479. The reversal of 4253550461 is 1640553524.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4253550443) and next prime (4253550479).

It can be written as a sum of positive squares in 2 ways, for example, as 3259724836 + 993825625 = 57094^2 + 31525^2 .

It is a cyclic number.

It is not a de Polignac number, because 4253550461 - 2⁶ = 4253550397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4253520461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21057080 + ... + 21057281.

It is an arithmetic number, because the mean of its divisors is an integer number (1073916231).

Almost surely, 2^4253550461 is an apocalyptic number.

It is an amenable number.

4253550461 is a deficient number, since it is larger than the sum of its proper divisors (42114463).

4253550461 is a wasteful number, since it uses less digits than its factorization.

4253550461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42114462.

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 4253550461 is about 65219.2491600448. The cubic root of 4253550461 is about 1620.2568384378.

The spelling of 4253550461 in words is "four billion, two hundred fifty-three million, five hundred fifty thousand, four hundred sixty-one".