45341531 has 4 divisors (see below), whose sum is σ = 46447464. Its totient is φ = 44235600.

The previous prime is 45341521. The next prime is 45341537. The reversal of 45341531 is 13514354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45341531 - 2¹⁸ = 45079387 is a prime.

It is a super-2 number, since 2×45341531² = 4111708866847922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45341531.

It is not an unprimeable number, because it can be changed into a prime (45341537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552905 + ... + 552986.

It is an arithmetic number, because the mean of its divisors is an integer number (11611866).

Almost surely, 2^45341531 is an apocalyptic number.

45341531 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

45341531 is a deficient number, since it is larger than the sum of its proper divisors (1105933).

45341531 is a wasteful number, since it uses less digits than its factorization.

45341531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105932.

The product of its digits is 3600, while the sum is 26.

The square root of 45341531 is about 6733.6120321860. The cubic root of 45341531 is about 356.5869074668.

Adding to 45341531 its reverse (13514354), we get a palindrome (58855885).

The spelling of 45341531 in words is "forty-five million, three hundred forty-one thousand, five hundred thirty-one".