1025814153 has 64 divisors (see below), whose sum is σ = 1809561600. Its totient is φ = 501507072.

The previous prime is 1025814143. The next prime is 1025814157. The reversal of 1025814153 is 3514185201.

1025814153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1025814153 - 2²⁶ = 958705289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1025814153.

It is not an unprimeable number, because it can be changed into a prime (1025814157) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 309298 + ... + 312596.

It is an arithmetic number, because the mean of its divisors is an integer number (28274400).

Almost surely, 2^1025814153 is an apocalyptic number.

1025814153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1025814153 is a deficient number, since it is larger than the sum of its proper divisors (783747447).

1025814153 is a wasteful number, since it uses less digits than its factorization.

1025814153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3406.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 1025814153 is about 32028.3335969888. Note that the first 3 decimals coincide. The cubic root of 1025814153 is about 1008.5317204049.

Adding to 1025814153 its reverse (3514185201), we get a palindrome (4539999354).

The spelling of 1025814153 in words is "one billion, twenty-five million, eight hundred fourteen thousand, one hundred fifty-three".