115620001156 has 24 divisors (see below), whose sum is σ = 230326012224. Its totient is φ = 50269565280.

The previous prime is 115620001141. The next prime is 115620001171. The reversal of 115620001156 is 651100026511.

It is a happy number.

115620001156 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (115620001141) and next prime (115620001171).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57123495 + ... + 57125518.

It is an arithmetic number, because the mean of its divisors is an integer number (9596917176).

Almost surely, 2^115620001156 is an apocalyptic number.

It is an amenable number.

115620001156 is a deficient number, since it is larger than the sum of its proper divisors (114706011068).

115620001156 is a wasteful number, since it uses less digits than its factorization.

115620001156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114249051 (or 114249049 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

Adding to 115620001156 its reverse (651100026511), we get a palindrome (766720027667).

The spelling of 115620001156 in words is "one hundred fifteen billion, six hundred twenty million, one thousand, one hundred fifty-six".