32154455429 has 2 divisors, whose sum is σ = 32154455430. Its totient is φ = 32154455428.

The previous prime is 32154455413. The next prime is 32154455453. The reversal of 32154455429 is 92455445123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23225150404 + 8929305025 = 152398^2 + 94495^2 .

It is a cyclic number.

It is not a de Polignac number, because 32154455429 - 2⁴ = 32154455413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32154455429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32154455479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16077227714 + 16077227715.

It is an arithmetic number, because the mean of its divisors is an integer number (16077227715).

Almost surely, 2^32154455429 is an apocalyptic number.

It is an amenable number.

32154455429 is a deficient number, since it is larger than the sum of its proper divisors (1).

32154455429 is an equidigital number, since it uses as much as digits as its factorization.

32154455429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864000, while the sum is 44.

The spelling of 32154455429 in words is "thirty-two billion, one hundred fifty-four million, four hundred fifty-five thousand, four hundred twenty-nine".