1542325902 has 16 divisors (see below), whose sum is σ = 3321932880. Its totient is φ = 474561792.

The previous prime is 1542325877. The next prime is 1542325907. The reversal of 1542325902 is 2095232451.

It is a super-2 number, since 2×1542325902² = 4757538375960227208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542325907) 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 7 ways as a sum of consecutive naturals, for example, 9886627 + ... + 9886782.

It is an arithmetic number, because the mean of its divisors is an integer number (207620805).

Almost surely, 2^1542325902 is an apocalyptic number.

1542325902 is an abundant number, since it is smaller than the sum of its proper divisors (1779606978).

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

1542325902 is a wasteful number, since it uses less digits than its factorization.

1542325902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19773427.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1542325902 is about 39272.4572951579. The cubic root of 1542325902 is about 1155.3814328363.

The spelling of 1542325902 in words is "one billion, five hundred forty-two million, three hundred twenty-five thousand, nine hundred two".