1545164 has 24 divisors (see below), whose sum is σ = 2959488. Its totient is φ = 702720.

The previous prime is 1545143. The next prime is 1545169. The reversal of 1545164 is 4615451.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1545169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1742 + ... + 2474.

It is an arithmetic number, because the mean of its divisors is an integer number (123312).

2^1545164 is an apocalyptic number.

It is an amenable number.

1545164 is a deficient number, since it is larger than the sum of its proper divisors (1414324).

1545164 is a wasteful number, since it uses less digits than its factorization.

1545164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785 (or 783 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 1545164 is about 1243.0462581899. The cubic root of 1545164 is about 115.6089687051.

The spelling of 1545164 in words is "one million, five hundred forty-five thousand, one hundred sixty-four".