45403142 has 8 divisors (see below), whose sum is σ = 68146056. Its totient is φ = 22687792.

The previous prime is 45403109. The next prime is 45403147. The reversal of 45403142 is 24130454.

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

It is a super-2 number, since 2×45403142² = 4122890606944328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45403147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2108 + ... + 9759.

It is an arithmetic number, because the mean of its divisors is an integer number (8518257).

Almost surely, 2^45403142 is an apocalyptic number.

45403142 is a deficient number, since it is larger than the sum of its proper divisors (22742914).

45403142 is a wasteful number, since it uses less digits than its factorization.

45403142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13782.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 45403142 is about 6738.1853640279. The cubic root of 45403142 is about 356.7483468950.

Adding to 45403142 its reverse (24130454), we get a palindrome (69533596).

The spelling of 45403142 in words is "forty-five million, four hundred three thousand, one hundred forty-two".