1542803164 has 24 divisors (see below), whose sum is σ = 3185143808. Its totient is φ = 639871920.

The previous prime is 1542803137. The next prime is 1542803167. The reversal of 1542803164 is 4613082451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542803167) 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, 887844 + ... + 889579.

Almost surely, 2^1542803164 is an apocalyptic number.

1542803164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1542803164 is an abundant number, since it is smaller than the sum of its proper divisors (1642340644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1542803164 is a wasteful number, since it uses less digits than its factorization.

1542803164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777465 (or 1777463 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 1542803164 is about 39278.5331192498. The cubic root of 1542803164 is about 1155.5005954561.

The spelling of 1542803164 in words is "one billion, five hundred forty-two million, eight hundred three thousand, one hundred sixty-four".