45403143 has 8 divisors (see below), whose sum is σ = 60802800. Its totient is φ = 30136128.

The previous prime is 45403109. The next prime is 45403147. The reversal of 45403143 is 34130454.

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

It is not a de Polignac number, because 45403143 - 2¹² = 45399047 is a prime.

It is a super-2 number, since 2×45403143² = 4122890788556898, 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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32358 + ... + 33731.

It is an arithmetic number, because the mean of its divisors is an integer number (7600350).

Almost surely, 2^45403143 is an apocalyptic number.

45403143 is a deficient number, since it is larger than the sum of its proper divisors (15399657).

45403143 is a wasteful number, since it uses less digits than its factorization.

45403143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66321.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 45403143 is about 6738.1854382319. The cubic root of 45403143 is about 356.7483495141.

Adding to 45403143 its reverse (34130454), we get a palindrome (79533597).

The spelling of 45403143 in words is "forty-five million, four hundred three thousand, one hundred forty-three".