45201542 has 4 divisors (see below), whose sum is σ = 67802316. Its totient is φ = 22600770.

The previous prime is 45201539. The next prime is 45201553. The reversal of 45201542 is 24510254.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11300384 + ... + 11300387.

It is an arithmetic number, because the mean of its divisors is an integer number (16950579).

Almost surely, 2^45201542 is an apocalyptic number.

45201542 is a deficient number, since it is larger than the sum of its proper divisors (22600774).

45201542 is a wasteful number, since it uses less digits than its factorization.

45201542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22600773.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 45201542 is about 6723.2092039442. The cubic root of 45201542 is about 356.2195495877.

Adding to 45201542 its reverse (24510254), we get a palindrome (69711796).

The spelling of 45201542 in words is "forty-five million, two hundred one thousand, five hundred forty-two".