29454252691 has 2 divisors, whose sum is σ = 29454252692. Its totient is φ = 29454252690.

The previous prime is 29454252629. The next prime is 29454252719. The reversal of 29454252691 is 19625245492.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29454252691 - 2³³ = 20864318099 is a prime.

It is not a weakly prime, because it can be changed into another prime (29454252601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14727126345 + 14727126346.

It is an arithmetic number, because the mean of its divisors is an integer number (14727126346).

Almost surely, 2^29454252691 is an apocalyptic number.

29454252691 is a deficient number, since it is larger than the sum of its proper divisors (1).

29454252691 is an equidigital number, since it uses as much as digits as its factorization.

29454252691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 49.

The spelling of 29454252691 in words is "twenty-nine billion, four hundred fifty-four million, two hundred fifty-two thousand, six hundred ninety-one".