620370990703 has 2 divisors, whose sum is σ = 620370990704. Its totient is φ = 620370990702.

The previous prime is 620370990691. The next prime is 620370990719. The reversal of 620370990703 is 307099073026.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620370990703 is a prime.

It is a super-2 number, since 2×620370990703² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (620370996703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310185495351 + 310185495352.

It is an arithmetic number, because the mean of its divisors is an integer number (310185495352).

Almost surely, 2^620370990703 is an apocalyptic number.

620370990703 is a deficient number, since it is larger than the sum of its proper divisors (1).

620370990703 is an equidigital number, since it uses as much as digits as its factorization.

620370990703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 428652, while the sum is 46.

The spelling of 620370990703 in words is "six hundred twenty billion, three hundred seventy million, nine hundred ninety thousand, seven hundred three".