151170730 has 16 divisors (see below), whose sum is σ = 272453544. Its totient is φ = 60391360.

The previous prime is 151170727. The next prime is 151170751. The reversal of 151170730 is 37071151.

It can be written as a sum of positive squares in 4 ways, for example, as 87665769 + 63504961 = 9363^2 + 7969^2 .

It is a junction number, because it is equal to n+sod(n) for n = 151170695 and 151170704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 997 + ... + 17416.

Almost surely, 2^151170730 is an apocalyptic number.

151170730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151170730 is a deficient number, since it is larger than the sum of its proper divisors (121282814).

151170730 is a wasteful number, since it uses less digits than its factorization.

151170730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19241.

The product of its (nonzero) digits is 735, while the sum is 25.

The square root of 151170730 is about 12295.1506700813. The cubic root of 151170730 is about 532.7080219089.

The spelling of 151170730 in words is "one hundred fifty-one million, one hundred seventy thousand, seven hundred thirty".