1545423052 has 6 divisors (see below), whose sum is σ = 2704490348. Its totient is φ = 772711524.

The previous prime is 1545423041. The next prime is 1545423071. The reversal of 1545423052 is 2503245451.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193177878 + ... + 193177885.

Almost surely, 2^1545423052 is an apocalyptic number.

It is an amenable number.

1545423052 is a deficient number, since it is larger than the sum of its proper divisors (1159067296).

1545423052 is a wasteful number, since it uses less digits than its factorization.

1545423052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386355767 (or 386355765 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1545423052 is about 39311.8690982762. The cubic root of 1545423052 is about 1156.1542908965.

The spelling of 1545423052 in words is "one billion, five hundred forty-five million, four hundred twenty-three thousand, fifty-two".