10533414721 has 2 divisors, whose sum is σ = 10533414722. Its totient is φ = 10533414720.

The previous prime is 10533414709. The next prime is 10533414737. The reversal of 10533414721 is 12741433501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9451728400 + 1081686321 = 97220^2 + 32889^2 .

It is a cyclic number.

It is not a de Polignac number, because 10533414721 - 2³³ = 1943480129 is a prime.

It is a super-2 number, since 2×10533414721² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10533414751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5266707360 + 5266707361.

It is an arithmetic number, because the mean of its divisors is an integer number (5266707361).

Almost surely, 2^10533414721 is an apocalyptic number.

It is an amenable number.

10533414721 is a deficient number, since it is larger than the sum of its proper divisors (1).

10533414721 is an equidigital number, since it uses as much as digits as its factorization.

10533414721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The spelling of 10533414721 in words is "ten billion, five hundred thirty-three million, four hundred fourteen thousand, seven hundred twenty-one".