32021551043 has 2 divisors, whose sum is σ = 32021551044. Its totient is φ = 32021551042.

The previous prime is 32021551007. The next prime is 32021551087. The reversal of 32021551043 is 34015512023.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32021551043 - 2²⁰ = 32020502467 is a prime.

It is not a weakly prime, because it can be changed into another prime (32021551343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16010775521 + 16010775522.

It is an arithmetic number, because the mean of its divisors is an integer number (16010775522).

Almost surely, 2^32021551043 is an apocalyptic number.

32021551043 is a deficient number, since it is larger than the sum of its proper divisors (1).

32021551043 is an equidigital number, since it uses as much as digits as its factorization.

32021551043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 32021551043 in words is "thirty-two billion, twenty-one million, five hundred fifty-one thousand, forty-three".