157620035453 has 2 divisors, whose sum is σ = 157620035454. Its totient is φ = 157620035452.

The previous prime is 157620035431. The next prime is 157620035471. The reversal of 157620035453 is 354530026751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131465706724 + 26154328729 = 362582^2 + 161723^2 .

It is a cyclic number.

It is not a de Polignac number, because 157620035453 - 2⁸ = 157620035197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 157620035453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157620035423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78810017726 + 78810017727.

It is an arithmetic number, because the mean of its divisors is an integer number (78810017727).

Almost surely, 2^157620035453 is an apocalyptic number.

It is an amenable number.

157620035453 is a deficient number, since it is larger than the sum of its proper divisors (1).

157620035453 is an equidigital number, since it uses as much as digits as its factorization.

157620035453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 157620035453 in words is "one hundred fifty-seven billion, six hundred twenty million, thirty-five thousand, four hundred fifty-three".