1150255401 has 8 divisors (see below), whose sum is σ = 1534111680. Its totient is φ = 766618032.

The previous prime is 1150255357. The next prime is 1150255409. The reversal of 1150255401 is 1045520511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1150255401 - 2⁷ = 1150255273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150255409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42046 + ... + 63783.

It is an arithmetic number, because the mean of its divisors is an integer number (191763960).

Almost surely, 2^1150255401 is an apocalyptic number.

It is an amenable number.

1150255401 is a deficient number, since it is larger than the sum of its proper divisors (383856279).

1150255401 is a wasteful number, since it uses less digits than its factorization.

1150255401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109455.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 1150255401 is about 33915.4153888759. The cubic root of 1150255401 is about 1047.7671071291.

Adding to 1150255401 its reverse (1045520511), we get a palindrome (2195775912).

The spelling of 1150255401 in words is "one billion, one hundred fifty million, two hundred fifty-five thousand, four hundred one".