697871739403 has 2 divisors, whose sum is σ = 697871739404. Its totient is φ = 697871739402.

The previous prime is 697871739371. The next prime is 697871739421. The reversal of 697871739403 is 304937178796.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 697871739403 - 2⁵ = 697871739371 is a prime.

It is not a weakly prime, because it can be changed into another prime (697871739493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348935869701 + 348935869702.

It is an arithmetic number, because the mean of its divisors is an integer number (348935869702).

Almost surely, 2^697871739403 is an apocalyptic number.

697871739403 is a deficient number, since it is larger than the sum of its proper divisors (1).

697871739403 is an equidigital number, since it uses as much as digits as its factorization.

697871739403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48009024, while the sum is 64.

The spelling of 697871739403 in words is "six hundred ninety-seven billion, eight hundred seventy-one million, seven hundred thirty-nine thousand, four hundred three".