616463121 has 8 divisors (see below), whose sum is σ = 850294080. Its totient is φ = 396803792.

The previous prime is 616463083. The next prime is 616463131. The reversal of 616463121 is 121364616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 616463121 - 2¹⁰ = 616462097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616463131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3542805 + ... + 3542978.

It is an arithmetic number, because the mean of its divisors is an integer number (106286760).

Almost surely, 2^616463121 is an apocalyptic number.

It is an amenable number.

616463121 is a deficient number, since it is larger than the sum of its proper divisors (233830959).

616463121 is a wasteful number, since it uses less digits than its factorization.

616463121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7085815.

The product of its digits is 5184, while the sum is 30.

The square root of 616463121 is about 24828.6753774743. The cubic root of 616463121 is about 851.0773517869.

The spelling of 616463121 in words is "six hundred sixteen million, four hundred sixty-three thousand, one hundred twenty-one".