45837787 has 2 divisors, whose sum is σ = 45837788. Its totient is φ = 45837786.

The previous prime is 45837773. The next prime is 45837811. The reversal of 45837787 is 78773854.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45837787 - 2¹¹ = 45835739 is a prime.

It is a super-2 number, since 2×45837787² = 4202205434114738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45837787.

It is not a weakly prime, because it can be changed into another prime (45837767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22918893 + 22918894.

It is an arithmetic number, because the mean of its divisors is an integer number (22918894).

Almost surely, 2^45837787 is an apocalyptic number.

45837787 is a deficient number, since it is larger than the sum of its proper divisors (1).

45837787 is an equidigital number, since it uses as much as digits as its factorization.

45837787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1317120, while the sum is 49.

The square root of 45837787 is about 6770.3609209554. The cubic root of 45837787 is about 357.8831193616.

The spelling of 45837787 in words is "forty-five million, eight hundred thirty-seven thousand, seven hundred eighty-seven".