603960117421 has 2 divisors, whose sum is σ = 603960117422. Its totient is φ = 603960117420.

The previous prime is 603960117407. The next prime is 603960117473. The reversal of 603960117421 is 124711069306.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303447841321 + 300512276100 = 550861^2 + 548190^2 .

It is a cyclic number.

It is not a de Polignac number, because 603960117421 - 2¹⁵ = 603960084653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (603960111421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301980058710 + 301980058711.

It is an arithmetic number, because the mean of its divisors is an integer number (301980058711).

Almost surely, 2^603960117421 is an apocalyptic number.

It is an amenable number.

603960117421 is a deficient number, since it is larger than the sum of its proper divisors (1).

603960117421 is an equidigital number, since it uses as much as digits as its factorization.

603960117421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 603960117421 in words is "six hundred three billion, nine hundred sixty million, one hundred seventeen thousand, four hundred twenty-one".