7607600981 has 2 divisors, whose sum is σ = 7607600982. Its totient is φ = 7607600980.

The previous prime is 7607600941. The next prime is 7607600983. The reversal of 7607600981 is 1890067067.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5639259025 + 1968341956 = 75095^2 + 44366^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7607600981 is a prime.

It is a super-2 number, since 2×7607600981² (a number of 21 digits) contains 22 as substring.

Together with 7607600983, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7607600983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3803800490 + 3803800491.

It is an arithmetic number, because the mean of its divisors is an integer number (3803800491).

Almost surely, 2^7607600981 is an apocalyptic number.

It is an amenable number.

7607600981 is a deficient number, since it is larger than the sum of its proper divisors (1).

7607600981 is an equidigital number, since it uses as much as digits as its factorization.

7607600981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 7607600981 is about 87221.5625920563. The cubic root of 7607600981 is about 1966.7503762352.

The spelling of 7607600981 in words is "seven billion, six hundred seven million, six hundred thousand, nine hundred eighty-one".