1150985270601 has 6 divisors (see below), whose sum is σ = 1662534279770. Its totient is φ = 767323513728.

The previous prime is 1150985270599. The next prime is 1150985270609. The reversal of 1150985270601 is 1060725890511.

1150985270601 is a `hidden beast` number, since 1 + 1 + 509 + 85 + 2 + 7 + 0 + 60 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 743947650576 + 407037620025 = 862524^2 + 637995^2 .

It is not a de Polignac number, because 1150985270601 - 2¹ = 1150985270599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150985270609) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63943626136 + ... + 63943626153.

Almost surely, 2^{1150985270601} is an apocalyptic number.

It is an amenable number.

1150985270601 is a deficient number, since it is larger than the sum of its proper divisors (511549009169).

1150985270601 is a wasteful number, since it uses less digits than its factorization.

1150985270601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127887252295 (or 127887252292 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 45.

The spelling of 1150985270601 in words is "one trillion, one hundred fifty billion, nine hundred eighty-five million, two hundred seventy thousand, six hundred one".