2532361721 has 2 divisors, whose sum is σ = 2532361722. Its totient is φ = 2532361720.

The previous prime is 2532361673. The next prime is 2532361723. The reversal of 2532361721 is 1271632352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1740558400 + 791803321 = 41720^2 + 28139^2 .

It is a cyclic number.

It is not a de Polignac number, because 2532361721 - 2²⁶ = 2465252857 is a prime.

Together with 2532361723, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2532361723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1266180860 + 1266180861.

It is an arithmetic number, because the mean of its divisors is an integer number (1266180861).

Almost surely, 2^2532361721 is an apocalyptic number.

It is an amenable number.

2532361721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2532361721 is an equidigital number, since it uses as much as digits as its factorization.

2532361721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 32.

The square root of 2532361721 is about 50322.5766530292. The cubic root of 2532361721 is about 1363.0399345450.

The spelling of 2532361721 in words is "two billion, five hundred thirty-two million, three hundred sixty-one thousand, seven hundred twenty-one".