1155500601 has 16 divisors (see below), whose sum is σ = 1580857344. Its totient is φ = 750338064.

The previous prime is 1155500587. The next prime is 1155500623. The reversal of 1155500601 is 1060055511.

1155500601 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-1155500601 is a prime.

It is a super-2 number, since 2×1155500601² = 2670363277822722402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1155500641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35140 + ... + 59546.

It is an arithmetic number, because the mean of its divisors is an integer number (98803584).

Almost surely, 2^1155500601 is an apocalyptic number.

It is an amenable number.

1155500601 is a deficient number, since it is larger than the sum of its proper divisors (425356743).

1155500601 is a wasteful number, since it uses less digits than its factorization.

1155500601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24820.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 1155500601 is about 33992.6551037132. The cubic root of 1155500601 is about 1049.3573091922.

The spelling of 1155500601 in words is "one billion, one hundred fifty-five million, five hundred thousand, six hundred one".