1516651145 has 16 divisors (see below), whose sum is σ = 1839697920. Its totient is φ = 1200233664.

The previous prime is 1516651111. The next prime is 1516651153. The reversal of 1516651145 is 5411566151.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1516651145 - 2¹⁴ = 1516634761 is a prime.

It is a super-2 number, since 2×1516651145² = 4600461391259622050, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 224639 + ... + 231291.

It is an arithmetic number, because the mean of its divisors is an integer number (114981120).

Almost surely, 2^1516651145 is an apocalyptic number.

It is an amenable number.

1516651145 is a deficient number, since it is larger than the sum of its proper divisors (323046775).

1516651145 is a wasteful number, since it uses less digits than its factorization.

1516651145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7144.

The product of its digits is 18000, while the sum is 35.

The square root of 1516651145 is about 38944.2055381799. The cubic root of 1516651145 is about 1148.9343991726.

The spelling of 1516651145 in words is "one billion, five hundred sixteen million, six hundred fifty-one thousand, one hundred forty-five".