354428371237 has 2 divisors, whose sum is σ = 354428371238. Its totient is φ = 354428371236.

The previous prime is 354428371177. The next prime is 354428371243. The reversal of 354428371237 is 732173824453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 279614633796 + 74813737441 = 528786^2 + 273521^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354428371237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354428351237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177214185618 + 177214185619.

It is an arithmetic number, because the mean of its divisors is an integer number (177214185619).

Almost surely, 2^354428371237 is an apocalyptic number.

It is an amenable number.

354428371237 is a deficient number, since it is larger than the sum of its proper divisors (1).

354428371237 is an equidigital number, since it uses as much as digits as its factorization.

354428371237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 49.

The spelling of 354428371237 in words is "three hundred fifty-four billion, four hundred twenty-eight million, three hundred seventy-one thousand, two hundred thirty-seven".