2097693401 has 2 divisors, whose sum is σ = 2097693402. Its totient is φ = 2097693400.

The previous prime is 2097693383. The next prime is 2097693457. The reversal of 2097693401 is 1043967902.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1477633600 + 620059801 = 38440^2 + 24901^2 .

It is a cyclic number.

It is not a de Polignac number, because 2097693401 - 2¹⁴ = 2097677017 is a prime.

It is not a weakly prime, because it can be changed into another prime (2097693601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1048846700 + 1048846701.

It is an arithmetic number, because the mean of its divisors is an integer number (1048846701).

Almost surely, 2^2097693401 is an apocalyptic number.

It is an amenable number.

2097693401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2097693401 is an equidigital number, since it uses as much as digits as its factorization.

2097693401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 2097693401 is about 45800.5829766391. The cubic root of 2097693401 is about 1280.1101388382.

The spelling of 2097693401 in words is "two billion, ninety-seven million, six hundred ninety-three thousand, four hundred one".