45041237 has 4 divisors (see below), whose sum is σ = 45132000. Its totient is φ = 44950476.

The previous prime is 45041231. The next prime is 45041239. The reversal of 45041237 is 73214054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 73214054 = 2 ⋅36607027.

It is a cyclic number.

It is not a de Polignac number, because 45041237 - 2¹⁰ = 45040213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45041231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44633 + ... + 45630.

It is an arithmetic number, because the mean of its divisors is an integer number (11283000).

Almost surely, 2^45041237 is an apocalyptic number.

It is an amenable number.

45041237 is a deficient number, since it is larger than the sum of its proper divisors (90763).

45041237 is an equidigital number, since it uses as much as digits as its factorization.

45041237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90762.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 45041237 is about 6711.2768531778. The cubic root of 45041237 is about 355.7979458776.

The spelling of 45041237 in words is "forty-five million, forty-one thousand, two hundred thirty-seven".