455138733 has 16 divisors (see below), whose sum is σ = 695554560. Its totient is φ = 259325616.

The previous prime is 455138729. The next prime is 455138737. The reversal of 455138733 is 337831554.

It is an interprime number because it is at equal distance from previous prime (455138729) and next prime (455138737).

It is not a de Polignac number, because 455138733 - 2² = 455138729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 455138691 and 455138700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455138737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23943 + ... + 38516.

It is an arithmetic number, because the mean of its divisors is an integer number (43472160).

Almost surely, 2^455138733 is an apocalyptic number.

It is an amenable number.

455138733 is a deficient number, since it is larger than the sum of its proper divisors (240415827).

455138733 is a wasteful number, since it uses less digits than its factorization.

455138733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62816.

The product of its digits is 151200, while the sum is 39.

The square root of 455138733 is about 21333.9807115315. The cubic root of 455138733 is about 769.2153321007.

The spelling of 455138733 in words is "four hundred fifty-five million, one hundred thirty-eight thousand, seven hundred thirty-three".