1473657506261 has 2 divisors, whose sum is σ = 1473657506262. Its totient is φ = 1473657506260.

The previous prime is 1473657506249. The next prime is 1473657506323. The reversal of 1473657506261 is 1626057563741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 779945091025 + 693712415236 = 883145^2 + 832894^2 .

It is a cyclic number.

It is not a de Polignac number, because 1473657506261 - 2²⁶ = 1473590397397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1473657506561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736828753130 + 736828753131.

It is an arithmetic number, because the mean of its divisors is an integer number (736828753131).

Almost surely, 2^{1473657506261} is an apocalyptic number.

It is an amenable number.

1473657506261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1473657506261 is an equidigital number, since it uses as much as digits as its factorization.

1473657506261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6350400, while the sum is 53.

The spelling of 1473657506261 in words is "one trillion, four hundred seventy-three billion, six hundred fifty-seven million, five hundred six thousand, two hundred sixty-one".