151156071 has 16 divisors (see below), whose sum is σ = 244293120. Its totient is φ = 91609560.

The previous prime is 151156043. The next prime is 151156079. The reversal of 151156071 is 170651151.

It is a happy number.

151156071 is a `hidden beast` number, since 1 + 51 + 1 + 5 + 607 + 1 = 666.

It is not a de Polignac number, because 151156071 - 2⁶ = 151156007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151156079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254175 + ... + 254768.

It is an arithmetic number, because the mean of its divisors is an integer number (15268320).

Almost surely, 2^151156071 is an apocalyptic number.

151156071 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

151156071 is a deficient number, since it is larger than the sum of its proper divisors (93137049).

151156071 is a wasteful number, since it uses less digits than its factorization.

151156071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508963 (or 508957 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 27.

The square root of 151156071 is about 12294.5545262933. The cubic root of 151156071 is about 532.6908024835.

The spelling of 151156071 in words is "one hundred fifty-one million, one hundred fifty-six thousand, seventy-one".