6940900793 has 2 divisors, whose sum is σ = 6940900794. Its totient is φ = 6940900792.

The previous prime is 6940900787. The next prime is 6940900807. The reversal of 6940900793 is 3970090496.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6940889344 + 11449 = 83312^2 + 107^2 .

It is a cyclic number.

It is not a de Polignac number, because 6940900793 - 2²² = 6936706489 is a prime.

It is a super-2 number, since 2×6940900793² = 96352207636536057698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6940200793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3470450396 + 3470450397.

It is an arithmetic number, because the mean of its divisors is an integer number (3470450397).

Almost surely, 2^6940900793 is an apocalyptic number.

It is an amenable number.

6940900793 is a deficient number, since it is larger than the sum of its proper divisors (1).

6940900793 is an equidigital number, since it uses as much as digits as its factorization.

6940900793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 6940900793 is about 83312.0687115618. The cubic root of 6940900793 is about 1907.5324982454.

The spelling of 6940900793 in words is "six billion, nine hundred forty million, nine hundred thousand, seven hundred ninety-three".