491114542 has 16 divisors (see below), whose sum is σ = 763535520. Its totient is φ = 236724768.

The previous prime is 491114537. The next prime is 491114543. The reversal of 491114542 is 245411194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491114543) 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, 22378 + ... + 38509.

It is an arithmetic number, because the mean of its divisors is an integer number (47720970).

Almost surely, 2^491114542 is an apocalyptic number.

491114542 is a deficient number, since it is larger than the sum of its proper divisors (272420978).

491114542 is a wasteful number, since it uses less digits than its factorization.

491114542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61035.

The product of its digits is 5760, while the sum is 31.

The square root of 491114542 is about 22161.1042594903. The cubic root of 491114542 is about 788.9708020464.

The spelling of 491114542 in words is "four hundred ninety-one million, one hundred fourteen thousand, five hundred forty-two".