134471951 has 2 divisors, whose sum is σ = 134471952. Its totient is φ = 134471950.

The previous prime is 134471933. The next prime is 134471957. The reversal of 134471951 is 159174431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134471951 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134471957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67235975 + 67235976.

It is an arithmetic number, because the mean of its divisors is an integer number (67235976).

Almost surely, 2^134471951 is an apocalyptic number.

134471951 is a deficient number, since it is larger than the sum of its proper divisors (1).

134471951 is an equidigital number, since it uses as much as digits as its factorization.

134471951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 35.

The square root of 134471951 is about 11596.2041634321. The cubic root of 134471951 is about 512.3230573781.

The spelling of 134471951 in words is "one hundred thirty-four million, four hundred seventy-one thousand, nine hundred fifty-one".