351969214453 has 2 divisors, whose sum is σ = 351969214454. Its totient is φ = 351969214452.

The previous prime is 351969214439. The next prime is 351969214469. The reversal of 351969214453 is 354412969153.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 349330645764 + 2638568689 = 591042^2 + 51367^2 .

It is a cyclic number.

It is not a de Polignac number, because 351969214453 - 2²¹ = 351967117301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 351969214453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351963214453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175984607226 + 175984607227.

It is an arithmetic number, because the mean of its divisors is an integer number (175984607227).

Almost surely, 2^351969214453 is an apocalyptic number.

It is an amenable number.

351969214453 is a deficient number, since it is larger than the sum of its proper divisors (1).

351969214453 is an equidigital number, since it uses as much as digits as its factorization.

351969214453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3499200, while the sum is 52.

The spelling of 351969214453 in words is "three hundred fifty-one billion, nine hundred sixty-nine million, two hundred fourteen thousand, four hundred fifty-three".