11401525155 has 32 divisors (see below), whose sum is σ = 19042366464. Its totient is φ = 5814359936.

The previous prime is 11401525129. The next prime is 11401525171. The reversal of 11401525155 is 55152510411.

It is a cyclic number.

It is not a de Polignac number, because 11401525155 - 2⁷ = 11401525027 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1596202 + ... + 1603328.

It is an arithmetic number, because the mean of its divisors is an integer number (595073952).

Almost surely, 2^11401525155 is an apocalyptic number.

11401525155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11401525155 is a deficient number, since it is larger than the sum of its proper divisors (7640841309).

11401525155 is a wasteful number, since it uses less digits than its factorization.

11401525155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11795.

The product of its (nonzero) digits is 5000, while the sum is 30.

The spelling of 11401525155 in words is "eleven billion, four hundred one million, five hundred twenty-five thousand, one hundred fifty-five".