134522251 has 2 divisors, whose sum is σ = 134522252. Its totient is φ = 134522250.

The previous prime is 134522233. The next prime is 134522257. The reversal of 134522251 is 152225431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134522251 - 2⁷ = 134522123 is a prime.

It is not a weakly prime, because it can be changed into another prime (134522257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67261125 + 67261126.

It is an arithmetic number, because the mean of its divisors is an integer number (67261126).

Almost surely, 2^134522251 is an apocalyptic number.

134522251 is a deficient number, since it is larger than the sum of its proper divisors (1).

134522251 is an equidigital number, since it uses as much as digits as its factorization.

134522251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 25.

The square root of 134522251 is about 11598.3727737989. The cubic root of 134522251 is about 512.3869285353.

Adding to 134522251 its reverse (152225431), we get a palindrome (286747682).

The spelling of 134522251 in words is "one hundred thirty-four million, five hundred twenty-two thousand, two hundred fifty-one".