151696687 has 2 divisors, whose sum is σ = 151696688. Its totient is φ = 151696686.

The previous prime is 151696681. The next prime is 151696723. The reversal of 151696687 is 786696151.

It is a happy number.

151696687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151696687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151696687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151696681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75848343 + 75848344.

It is an arithmetic number, because the mean of its divisors is an integer number (75848344).

Almost surely, 2^151696687 is an apocalyptic number.

151696687 is a deficient number, since it is larger than the sum of its proper divisors (1).

151696687 is an equidigital number, since it uses as much as digits as its factorization.

151696687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 49.

The square root of 151696687 is about 12316.5208967468. The cubic root of 151696687 is about 533.3251105069.

The spelling of 151696687 in words is "one hundred fifty-one million, six hundred ninety-six thousand, six hundred eighty-seven".