40134629 has 2 divisors, whose sum is σ = 40134630. Its totient is φ = 40134628.

The previous prime is 40134583. The next prime is 40134641. The reversal of 40134629 is 92643104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28912129 + 11222500 = 5377^2 + 3350^2 .

It is a cyclic number.

It is not a de Polignac number, because 40134629 - 2⁸ = 40134373 is a prime.

It is a super-2 number, since 2×40134629² = 3221576889935282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40134659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20067314 + 20067315.

It is an arithmetic number, because the mean of its divisors is an integer number (20067315).

Almost surely, 2^40134629 is an apocalyptic number.

It is an amenable number.

40134629 is a deficient number, since it is larger than the sum of its proper divisors (1).

40134629 is an equidigital number, since it uses as much as digits as its factorization.

40134629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 40134629 is about 6335.1897367009. The cubic root of 40134629 is about 342.3784469294.

The spelling of 40134629 in words is "forty million, one hundred thirty-four thousand, six hundred twenty-nine".