1142615308 has 12 divisors (see below), whose sum is σ = 2042121312. Its totient is φ = 559152080.

The previous prime is 1142615297. The next prime is 1142615333. The reversal of 1142615308 is 8035162411.

It is a self number, because there is not a number n which added to its sum of digits gives 1142615308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3038683 + ... + 3039058.

It is an arithmetic number, because the mean of its divisors is an integer number (170176776).

Almost surely, 2^1142615308 is an apocalyptic number.

It is an amenable number.

1142615308 is a deficient number, since it is larger than the sum of its proper divisors (899506004).

1142615308 is a wasteful number, since it uses less digits than its factorization.

1142615308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6077792 (or 6077790 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1142615308 is about 33802.5932141308. The cubic root of 1142615308 is about 1045.4421663077.

Adding to 1142615308 its reverse (8035162411), we get a palindrome (9177777719).

The spelling of 1142615308 in words is "one billion, one hundred forty-two million, six hundred fifteen thousand, three hundred eight".