1630001055157 has 2 divisors, whose sum is σ = 1630001055158. Its totient is φ = 1630001055156.

The previous prime is 1630001054977. The next prime is 1630001055217. The reversal of 1630001055157 is 7515501000361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 926908743121 + 703092312036 = 962761^2 + 838506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1630001055157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1630001055457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 815000527578 + 815000527579.

It is an arithmetic number, because the mean of its divisors is an integer number (815000527579).

Almost surely, 2^{1630001055157} is an apocalyptic number.

It is an amenable number.

1630001055157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1630001055157 is an equidigital number, since it uses as much as digits as its factorization.

1630001055157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15750, while the sum is 34.

The spelling of 1630001055157 in words is "one trillion, six hundred thirty billion, one million, fifty-five thousand, one hundred fifty-seven".