1147152525 has 24 divisors (see below), whose sum is σ = 1897646400. Its totient is φ = 611485440.

The previous prime is 1147152499. The next prime is 1147152527. The reversal of 1147152525 is 5252517411.

It is not a de Polignac number, because 1147152525 - 2¹⁶ = 1147086989 is a prime.

It is a super-2 number, since 2×1147152525² = 2631917831227751250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147152527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209776 + ... + 215174.

It is an arithmetic number, because the mean of its divisors is an integer number (79068600).

Almost surely, 2^1147152525 is an apocalyptic number.

1147152525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1147152525 is a deficient number, since it is larger than the sum of its proper divisors (750493875).

1147152525 is a wasteful number, since it uses less digits than its factorization.

1147152525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8245 (or 8240 counting only the distinct ones).

The product of its digits is 14000, while the sum is 33.

The square root of 1147152525 is about 33869.6401663791. The cubic root of 1147152525 is about 1046.8241226035.

Adding to 1147152525 its reverse (5252517411), we get a palindrome (6399669936).

The spelling of 1147152525 in words is "one billion, one hundred forty-seven million, one hundred fifty-two thousand, five hundred twenty-five".