7435139053 has 2 divisors, whose sum is σ = 7435139054. Its totient is φ = 7435139052.

The previous prime is 7435139029. The next prime is 7435139059. The reversal of 7435139053 is 3509315347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4822191364 + 2612947689 = 69442^2 + 51117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7435139053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7435138997 and 7435139015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7435139059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3717569526 + 3717569527.

It is an arithmetic number, because the mean of its divisors is an integer number (3717569527).

Almost surely, 2^7435139053 is an apocalyptic number.

It is an amenable number.

7435139053 is a deficient number, since it is larger than the sum of its proper divisors (1).

7435139053 is an equidigital number, since it uses as much as digits as its factorization.

7435139053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 170100, while the sum is 40.

The square root of 7435139053 is about 86227.2523799756. The cubic root of 7435139053 is about 1951.7747640721.

The spelling of 7435139053 in words is "seven billion, four hundred thirty-five million, one hundred thirty-nine thousand, fifty-three".