45061402 has 4 divisors (see below), whose sum is σ = 67592106. Its totient is φ = 22530700.

The previous prime is 45061399. The next prime is 45061403. The reversal of 45061402 is 20416054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20416054 = 2 ⋅10208027.

It can be written as a sum of positive squares in only one way, i.e., 37711881 + 7349521 = 6141^2 + 2711^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (45061403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11265349 + ... + 11265352.

Almost surely, 2^45061402 is an apocalyptic number.

45061402 is a deficient number, since it is larger than the sum of its proper divisors (22530704).

45061402 is a wasteful number, since it uses less digits than its factorization.

45061402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22530703.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 45061402 is about 6712.7790072369. The cubic root of 45061402 is about 355.8510349697.

Adding to 45061402 its reverse (20416054), we get a palindrome (65477456).

The spelling of 45061402 in words is "forty-five million, sixty-one thousand, four hundred two".