253195477343 has 2 divisors, whose sum is σ = 253195477344. Its totient is φ = 253195477342.

The previous prime is 253195477313. The next prime is 253195477351. The reversal of 253195477343 is 343774591352.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253195477343 - 2¹² = 253195473247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253195477313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126597738671 + 126597738672.

It is an arithmetic number, because the mean of its divisors is an integer number (126597738672).

Almost surely, 2^253195477343 is an apocalyptic number.

253195477343 is a deficient number, since it is larger than the sum of its proper divisors (1).

253195477343 is an equidigital number, since it uses as much as digits as its factorization.

253195477343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9525600, while the sum is 53.

The spelling of 253195477343 in words is "two hundred fifty-three billion, one hundred ninety-five million, four hundred seventy-seven thousand, three hundred forty-three".