1511140252130 has 16 divisors (see below), whose sum is σ = 2722836557880. Its totient is φ = 603837411072.

The previous prime is 1511140252117. The next prime is 1511140252147. The reversal of 1511140252130 is 312520411151.

It can be written as a sum of positive squares in 4 ways, for example, as 1489407890569 + 21732361561 = 1220413^2 + 147419^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1511140252130.

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, 77325965 + ... + 77345504.

Almost surely, 2^{1511140252130} is an apocalyptic number.

1511140252130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1511140252130 is a deficient number, since it is larger than the sum of its proper divisors (1211696305750).

1511140252130 is a wasteful number, since it uses less digits than its factorization.

1511140252130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154672453.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 1511140252130 its reverse (312520411151), we get a palindrome (1823660663281).

The spelling of 1511140252130 in words is "one trillion, five hundred eleven billion, one hundred forty million, two hundred fifty-two thousand, one hundred thirty".