131552115 has 16 divisors (see below), whose sum is σ = 212529408. Its totient is φ = 69479136.

The previous prime is 131552101. The next prime is 131552129. The reversal of 131552115 is 511255131.

It is an interprime number because it is at equal distance from previous prime (131552101) and next prime (131552129).

It is not a de Polignac number, because 131552115 - 2⁹ = 131551603 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41029 + ... + 44118.

It is an arithmetic number, because the mean of its divisors is an integer number (13283088).

Almost surely, 2^131552115 is an apocalyptic number.

131552115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131552115 is a deficient number, since it is larger than the sum of its proper divisors (80977293).

131552115 is a wasteful number, since it uses less digits than its factorization.

131552115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85258.

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

The square root of 131552115 is about 11469.6170380706. The cubic root of 131552115 is about 508.5878079690.

The spelling of 131552115 in words is "one hundred thirty-one million, five hundred fifty-two thousand, one hundred fifteen".