14500380997 has 2 divisors, whose sum is σ = 14500380998. Its totient is φ = 14500380996.

The previous prime is 14500380949. The next prime is 14500381003. The reversal of 14500380997 is 79908300541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12344543236 + 2155837761 = 111106^2 + 46431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14500380997 is a prime.

It is a super-2 number, since 2×14500380997² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14500380397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7250190498 + 7250190499.

It is an arithmetic number, because the mean of its divisors is an integer number (7250190499).

Almost surely, 2^14500380997 is an apocalyptic number.

It is an amenable number.

14500380997 is a deficient number, since it is larger than the sum of its proper divisors (1).

14500380997 is an equidigital number, since it uses as much as digits as its factorization.

14500380997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 14500380997 in words is "fourteen billion, five hundred million, three hundred eighty thousand, nine hundred ninety-seven".