1501345161 has 12 divisors (see below), whose sum is σ = 2169197680. Its totient is φ = 1000625400.

The previous prime is 1501345147. The next prime is 1501345169. The reversal of 1501345161 is 1615431051.

1501345161 is a `hidden beast` number, since 15 + 0 + 134 + 516 + 1 = 666.

It is not a de Polignac number, because 1501345161 - 2²² = 1497150857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1501345169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15870 + ... + 57048.

Almost surely, 2^1501345161 is an apocalyptic number.

It is an amenable number.

1501345161 is a deficient number, since it is larger than the sum of its proper divisors (667852519).

1501345161 is a wasteful number, since it uses less digits than its factorization.

1501345161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45236 (or 45233 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1501345161 is about 38747.1955243215. The cubic root of 1501345161 is about 1145.0563236406.

The spelling of 1501345161 in words is "one billion, five hundred one million, three hundred forty-five thousand, one hundred sixty-one".