132699893 has 2 divisors, whose sum is σ = 132699894. Its totient is φ = 132699892.

The previous prime is 132699883. The next prime is 132699899. The reversal of 132699893 is 398996231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96963409 + 35736484 = 9847^2 + 5978^2 .

It is an emirp because it is prime and its reverse (398996231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 132699893 - 2⁴ = 132699877 is a prime.

It is a super-2 number, since 2×132699893² = 35218523204422898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132699899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66349946 + 66349947.

It is an arithmetic number, because the mean of its divisors is an integer number (66349947).

Almost surely, 2^132699893 is an apocalyptic number.

It is an amenable number.

132699893 is a deficient number, since it is larger than the sum of its proper divisors (1).

132699893 is an equidigital number, since it uses as much as digits as its factorization.

132699893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 629856, while the sum is 50.

The square root of 132699893 is about 11519.5439579872. The cubic root of 132699893 is about 510.0626515368.

The spelling of 132699893 in words is "one hundred thirty-two million, six hundred ninety-nine thousand, eight hundred ninety-three".