151070997 has 64 divisors (see below), whose sum is σ = 261955584. Its totient is φ = 75176640.

The previous prime is 151070987. The next prime is 151070999. The reversal of 151070997 is 799070151.

It is not a de Polignac number, because 151070997 - 2⁴ = 151070981 is a prime.

It is a super-2 number, since 2×151070997² = 45644892269148018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151070999) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 665398 + ... + 665624.

It is an arithmetic number, because the mean of its divisors is an integer number (4093056).

Almost surely, 2^151070997 is an apocalyptic number.

It is an amenable number.

151070997 is a deficient number, since it is larger than the sum of its proper divisors (110884587).

151070997 is a wasteful number, since it uses less digits than its factorization.

151070997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358.

The product of its (nonzero) digits is 19845, while the sum is 39.

The square root of 151070997 is about 12291.0942149184. The cubic root of 151070997 is about 532.5908469834.

The spelling of 151070997 in words is "one hundred fifty-one million, seventy thousand, nine hundred ninety-seven".