1473261337621 has 2 divisors, whose sum is σ = 1473261337622. Its totient is φ = 1473261337620.

The previous prime is 1473261337517. The next prime is 1473261337763. The reversal of 1473261337621 is 1267331623741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1012981860900 + 460279476721 = 1006470^2 + 678439^2 .

It is a cyclic number.

It is not a de Polignac number, because 1473261337621 - 2¹¹ = 1473261335573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1473261337321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736630668810 + 736630668811.

It is an arithmetic number, because the mean of its divisors is an integer number (736630668811).

Almost surely, 2^{1473261337621} is an apocalyptic number.

It is an amenable number.

1473261337621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1473261337621 is an equidigital number, since it uses as much as digits as its factorization.

1473261337621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048, while the sum is 46.

The spelling of 1473261337621 in words is "one trillion, four hundred seventy-three billion, two hundred sixty-one million, three hundred thirty-seven thousand, six hundred twenty-one".