1512140530 has 8 divisors (see below), whose sum is σ = 2721852972. Its totient is φ = 604856208.

The previous prime is 1512140503. The next prime is 1512140561. The reversal of 1512140530 is 350412151.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1385105089 + 127035441 = 37217^2 + 11271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75607017 + ... + 75607036.

Almost surely, 2^1512140530 is an apocalyptic number.

1512140530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1512140530 is a deficient number, since it is larger than the sum of its proper divisors (1209712442).

1512140530 is a wasteful number, since it uses less digits than its factorization.

1512140530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151214060.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1512140530 is about 38886.2511692758. The cubic root of 1512140530 is about 1147.7942673210.

Adding to 1512140530 its reverse (350412151), we get a palindrome (1862552681).

The spelling of 1512140530 in words is "one billion, five hundred twelve million, one hundred forty thousand, five hundred thirty".