69801923 has 2 divisors, whose sum is σ = 69801924. Its totient is φ = 69801922.

The previous prime is 69801887. The next prime is 69801937. The reversal of 69801923 is 32910896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69801923 - 2⁶ = 69801859 is a prime.

It is not a weakly prime, because it can be changed into another prime (69801973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34900961 + 34900962.

It is an arithmetic number, because the mean of its divisors is an integer number (34900962).

Almost surely, 2^69801923 is an apocalyptic number.

69801923 is a deficient number, since it is larger than the sum of its proper divisors (1).

69801923 is an equidigital number, since it uses as much as digits as its factorization.

69801923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 69801923 is about 8354.7545146461. The cubic root of 69801923 is about 411.7394333024.

The spelling of 69801923 in words is "sixty-nine million, eight hundred one thousand, nine hundred twenty-three".