45204545 has 8 divisors (see below), whose sum is σ = 56604096. Its totient is φ = 34591216.

The previous prime is 45204527. The next prime is 45204559. The reversal of 45204545 is 54540254.

45204545 = T₁₁₁₀ + T₁₁₁₁ + ... + T₁₁₇₈.

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

It is a cyclic number.

It is not a de Polignac number, because 45204545 - 2¹⁴ = 45188161 is a prime.

It is a Duffinian number.

45204545 is a modest number, since divided by 4545 gives 4520 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196427 + ... + 196656.

It is an arithmetic number, because the mean of its divisors is an integer number (7075512).

Almost surely, 2^45204545 is an apocalyptic number.

It is an amenable number.

45204545 is a deficient number, since it is larger than the sum of its proper divisors (11399551).

45204545 is a wasteful number, since it uses less digits than its factorization.

45204545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393111.

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 45204545 is about 6723.4325310811. The cubic root of 45204545 is about 356.2274379884.

Adding to 45204545 its reverse (54540254), we get a palindrome (99744799).

The spelling of 45204545 in words is "forty-five million, two hundred four thousand, five hundred forty-five".