5146212157 has 2 divisors, whose sum is σ = 5146212158. Its totient is φ = 5146212156.

The previous prime is 5146212109. The next prime is 5146212167. The reversal of 5146212157 is 7512126415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3166763076 + 1979449081 = 56274^2 + 44491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5146212157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5146212167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2573106078 + 2573106079.

It is an arithmetic number, because the mean of its divisors is an integer number (2573106079).

Almost surely, 2^5146212157 is an apocalyptic number.

It is an amenable number.

5146212157 is a deficient number, since it is larger than the sum of its proper divisors (1).

5146212157 is an equidigital number, since it uses as much as digits as its factorization.

5146212157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 34.

The square root of 5146212157 is about 71737.1044648444. The cubic root of 5146212157 is about 1726.4840167248.

The spelling of 5146212157 in words is "five billion, one hundred forty-six million, two hundred twelve thousand, one hundred fifty-seven".