1142515304 has 32 divisors (see below), whose sum is σ = 2514420480. Its totient is φ = 476414784.

The previous prime is 1142515279. The next prime is 1142515313. The reversal of 1142515304 is 4035152411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273632 + ... + 277775.

It is an arithmetic number, because the mean of its divisors is an integer number (78575640).

Almost surely, 2^1142515304 is an apocalyptic number.

1142515304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1142515304 is an abundant number, since it is smaller than the sum of its proper divisors (1371905176).

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

1142515304 is a wasteful number, since it uses less digits than its factorization.

1142515304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551457 (or 551453 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1142515304 is about 33801.1139461409. The cubic root of 1142515304 is about 1045.4116656811.

Adding to 1142515304 its reverse (4035152411), we get a palindrome (5177667715).

The spelling of 1142515304 in words is "one billion, one hundred forty-two million, five hundred fifteen thousand, three hundred four".