13764497 has 2 divisors, whose sum is σ = 13764498. Its totient is φ = 13764496.

The previous prime is 13764469. The next prime is 13764539. The reversal of 13764497 is 79446731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13366336 + 398161 = 3656^2 + 631^2 .

It is a cyclic number.

It is not a de Polignac number, because 13764497 - 2⁶ = 13764433 is a prime.

It is a super-2 number, since 2×13764497² = 378922755326018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13764437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6882248 + 6882249.

It is an arithmetic number, because the mean of its divisors is an integer number (6882249).

Almost surely, 2^13764497 is an apocalyptic number.

It is an amenable number.

13764497 is a deficient number, since it is larger than the sum of its proper divisors (1).

13764497 is an equidigital number, since it uses as much as digits as its factorization.

13764497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 13764497 is about 3710.0535036573. The cubic root of 13764497 is about 239.6551586911.

The spelling of 13764497 in words is "thirteen million, seven hundred sixty-four thousand, four hundred ninety-seven".