134040997 has 2 divisors, whose sum is σ = 134040998. Its totient is φ = 134040996.

The previous prime is 134040989. The next prime is 134041043. The reversal of 134040997 is 799040431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133957476 + 83521 = 11574^2 + 289^2 .

It is a cyclic number.

It is not a de Polignac number, because 134040997 - 2³ = 134040989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134040917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67020498 + 67020499.

It is an arithmetic number, because the mean of its divisors is an integer number (67020499).

Almost surely, 2^134040997 is an apocalyptic number.

It is an amenable number.

134040997 is a deficient number, since it is larger than the sum of its proper divisors (1).

134040997 is an equidigital number, since it uses as much as digits as its factorization.

134040997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 134040997 is about 11577.6075680600. The cubic root of 134040997 is about 511.7751762048.

The spelling of 134040997 in words is "one hundred thirty-four million, forty thousand, nine hundred ninety-seven".