7396781983 has 2 divisors, whose sum is σ = 7396781984. Its totient is φ = 7396781982.

The previous prime is 7396781969. The next prime is 7396781989. The reversal of 7396781983 is 3891876937.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7396781983 - 2²⁵ = 7363227551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7396781989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3698390991 + 3698390992.

It is an arithmetic number, because the mean of its divisors is an integer number (3698390992).

Almost surely, 2^7396781983 is an apocalyptic number.

7396781983 is a deficient number, since it is larger than the sum of its proper divisors (1).

7396781983 is an equidigital number, since it uses as much as digits as its factorization.

7396781983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13716864, while the sum is 61.

The square root of 7396781983 is about 86004.5462926234. The cubic root of 7396781983 is about 1948.4126449070.

The spelling of 7396781983 in words is "seven billion, three hundred ninety-six million, seven hundred eighty-one thousand, nine hundred eighty-three".