103132291 has 2 divisors, whose sum is σ = 103132292. Its totient is φ = 103132290.

The previous prime is 103132277. The next prime is 103132303. The reversal of 103132291 is 192231301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103132291 - 2⁵ = 103132259 is a prime.

It is not a weakly prime, because it can be changed into another prime (103132891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51566145 + 51566146.

It is an arithmetic number, because the mean of its divisors is an integer number (51566146).

Almost surely, 2^103132291 is an apocalyptic number.

103132291 is a deficient number, since it is larger than the sum of its proper divisors (1).

103132291 is an equidigital number, since it uses as much as digits as its factorization.

103132291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 103132291 is about 10155.4069834744. The cubic root of 103132291 is about 468.9554151315.

Adding to 103132291 its reverse (192231301), we get a palindrome (295363592).

The spelling of 103132291 in words is "one hundred three million, one hundred thirty-two thousand, two hundred ninety-one".