1542165332 has 6 divisors (see below), whose sum is σ = 2698789338. Its totient is φ = 771082664.

The previous prime is 1542165323. The next prime is 1542165377. The reversal of 1542165332 is 2335612451.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1477941136 + 64224196 = 38444^2 + 8014^2 .

It is a super-2 number, since 2×1542165332² = 4756547822445340448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192770663 + ... + 192770670.

It is an arithmetic number, because the mean of its divisors is an integer number (449798223).

Almost surely, 2^1542165332 is an apocalyptic number.

It is an amenable number.

1542165332 is a deficient number, since it is larger than the sum of its proper divisors (1156624006).

1542165332 is a wasteful number, since it uses less digits than its factorization.

1542165332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385541337 (or 385541335 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 1542165332 is about 39270.4129339125. The cubic root of 1542165332 is about 1155.3413362447.

Adding to 1542165332 its reverse (2335612451), we get a palindrome (3877777783).

The spelling of 1542165332 in words is "one billion, five hundred forty-two million, one hundred sixty-five thousand, three hundred thirty-two".