354200531491 has 2 divisors, whose sum is σ = 354200531492. Its totient is φ = 354200531490.

The previous prime is 354200531453. The next prime is 354200531519. The reversal of 354200531491 is 194135002453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354200531491 - 2²¹ = 354198434339 is a prime.

It is a super-3 number, since 3×354200531491³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 354200531491.

It is not a weakly prime, because it can be changed into another prime (354200531411) 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, 177100265745 + 177100265746.

It is an arithmetic number, because the mean of its divisors is an integer number (177100265746).

Almost surely, 2^354200531491 is an apocalyptic number.

354200531491 is a deficient number, since it is larger than the sum of its proper divisors (1).

354200531491 is an equidigital number, since it uses as much as digits as its factorization.

354200531491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 354200531491 in words is "three hundred fifty-four billion, two hundred million, five hundred thirty-one thousand, four hundred ninety-one".