157062416542121 has 2 divisors, whose sum is σ = 157062416542122. Its totient is φ = 157062416542120.

The previous prime is 157062416542061. The next prime is 157062416542151. The reversal of 157062416542121 is 121245614260751.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121902687312025 + 35159729230096 = 11040955^2 + 5929564^2 .

It is a cyclic number.

It is not a de Polignac number, because 157062416542121 - 2¹⁰ = 157062416541097 is a prime.

It is not a weakly prime, because it can be changed into another prime (157062416542151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78531208271060 + 78531208271061.

It is an arithmetic number, because the mean of its divisors is an integer number (78531208271061).

Almost surely, 2^{157062416542121} is an apocalyptic number.

It is an amenable number.

157062416542121 is a deficient number, since it is larger than the sum of its proper divisors (1).

157062416542121 is an equidigital number, since it uses as much as digits as its factorization.

157062416542121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 157062416542121 in words is "one hundred fifty-seven trillion, sixty-two billion, four hundred sixteen million, five hundred forty-two thousand, one hundred twenty-one".