4621146553 has 2 divisors, whose sum is σ = 4621146554. Its totient is φ = 4621146552.

The previous prime is 4621146547. The next prime is 4621146559. The reversal of 4621146553 is 3556411264.

It is a balanced prime because it is at equal distance from previous prime (4621146547) and next prime (4621146559).

It can be written as a sum of positive squares in only one way, i.e., 4388797504 + 232349049 = 66248^2 + 15243^2 .

It is a cyclic number.

It is not a de Polignac number, because 4621146553 - 2¹⁷ = 4621015481 is a prime.

It is not a weakly prime, because it can be changed into another prime (4621146559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310573276 + 2310573277.

It is an arithmetic number, because the mean of its divisors is an integer number (2310573277).

Almost surely, 2^4621146553 is an apocalyptic number.

It is an amenable number.

4621146553 is a deficient number, since it is larger than the sum of its proper divisors (1).

4621146553 is an equidigital number, since it uses as much as digits as its factorization.

4621146553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 37.

The square root of 4621146553 is about 67979.0155342073. The cubic root of 4621146553 is about 1665.6480750806.

The spelling of 4621146553 in words is "four billion, six hundred twenty-one million, one hundred forty-six thousand, five hundred fifty-three".