1516676377 has 2 divisors, whose sum is σ = 1516676378. Its totient is φ = 1516676376.

The previous prime is 1516676353. The next prime is 1516676401. The reversal of 1516676377 is 7736766151.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1516676353) and next prime (1516676401).

It can be written as a sum of positive squares in only one way, i.e., 1020099721 + 496576656 = 31939^2 + 22284^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1516676377 is a prime.

It is a super-2 number, since 2×1516676377² = 4600614465099692258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1516676377.

It is not a weakly prime, because it can be changed into another prime (1516670377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 758338188 + 758338189.

It is an arithmetic number, because the mean of its divisors is an integer number (758338189).

Almost surely, 2^1516676377 is an apocalyptic number.

It is an amenable number.

1516676377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1516676377 is an equidigital number, since it uses as much as digits as its factorization.

1516676377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1111320, while the sum is 49.

The square root of 1516676377 is about 38944.5294874646. The cubic root of 1516676377 is about 1148.9407706119.

The spelling of 1516676377 in words is "one billion, five hundred sixteen million, six hundred seventy-six thousand, three hundred seventy-seven".