461505155 has 8 divisors (see below), whose sum is σ = 582954000. Its totient is φ = 349772256.

The previous prime is 461505133. The next prime is 461505157. The reversal of 461505155 is 551505164.

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 461505155 - 2¹² = 461501059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (461505157) 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, 2428880 + ... + 2429069.

It is an arithmetic number, because the mean of its divisors is an integer number (72869250).

Almost surely, 2^461505155 is an apocalyptic number.

461505155 is a deficient number, since it is larger than the sum of its proper divisors (121448845).

461505155 is a wasteful number, since it uses less digits than its factorization.

461505155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4857973.

The product of its (nonzero) digits is 15000, while the sum is 32.

The square root of 461505155 is about 21482.6710397008. The cubic root of 461505155 is about 772.7852997443.

Subtracting 461505155 from its reverse (551505164), we obtain a palindrome (90000009).

The spelling of 461505155 in words is "four hundred sixty-one million, five hundred five thousand, one hundred fifty-five".