5420321511461 has 2 divisors, whose sum is σ = 5420321511462. Its totient is φ = 5420321511460.

The previous prime is 5420321511401. The next prime is 5420321511523. The reversal of 5420321511461 is 1641151230245.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2746543852900 + 2673777658561 = 1657270^2 + 1635169^2 .

It is a cyclic number.

It is not a de Polignac number, because 5420321511461 - 2²⁶ = 5420254402597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5420321511401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710160755730 + 2710160755731.

It is an arithmetic number, because the mean of its divisors is an integer number (2710160755731).

Almost surely, 2^{5420321511461} is an apocalyptic number.

It is an amenable number.

5420321511461 is a deficient number, since it is larger than the sum of its proper divisors (1).

5420321511461 is an equidigital number, since it uses as much as digits as its factorization.

5420321511461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 5420321511461 in words is "five trillion, four hundred twenty billion, three hundred twenty-one million, five hundred eleven thousand, four hundred sixty-one".