1156152225 has 12 divisors (see below), whose sum is σ = 1911505136. Its totient is φ = 616614480.

The previous prime is 1156152211. The next prime is 1156152287. The reversal of 1156152225 is 5222516511.

It is not a de Polignac number, because 1156152225 - 2¹⁰ = 1156151201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1156152192 and 1156152201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7707607 + ... + 7707756.

Almost surely, 2^1156152225 is an apocalyptic number.

1156152225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1156152225 is a deficient number, since it is larger than the sum of its proper divisors (755352911).

1156152225 is a wasteful number, since it uses less digits than its factorization.

1156152225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15415376 (or 15415371 counting only the distinct ones).

The product of its digits is 6000, while the sum is 30.

The square root of 1156152225 is about 34002.2385292498. The cubic root of 1156152225 is about 1049.5545275841.

Adding to 1156152225 its reverse (5222516511), we get a palindrome (6378668736).

The spelling of 1156152225 in words is "one billion, one hundred fifty-six million, one hundred fifty-two thousand, two hundred twenty-five".