697674743 has 2 divisors, whose sum is σ = 697674744. Its totient is φ = 697674742.

The previous prime is 697674727. The next prime is 697674763. The reversal of 697674743 is 347476796.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 697674743 - 2⁴ = 697674727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (697674763) 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, 348837371 + 348837372.

It is an arithmetic number, because the mean of its divisors is an integer number (348837372).

Almost surely, 2^697674743 is an apocalyptic number.

697674743 is a deficient number, since it is larger than the sum of its proper divisors (1).

697674743 is an equidigital number, since it uses as much as digits as its factorization.

697674743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5334336, while the sum is 53.

The square root of 697674743 is about 26413.5333304728. The cubic root of 697674743 is about 886.9197658907.

The spelling of 697674743 in words is "six hundred ninety-seven million, six hundred seventy-four thousand, seven hundred forty-three".