1146428037 has 12 divisors (see below), whose sum is σ = 1656439980. Its totient is φ = 764059968.

The previous prime is 1146428009. The next prime is 1146428051. The reversal of 1146428037 is 7308246411.

1146428037 is a `hidden beast` number, since 1 + 1 + 4 + 642 + 8 + 0 + 3 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 718186401 + 428241636 = 26799^2 + 20694^2 .

It is not a de Polignac number, because 1146428037 - 2⁸ = 1146427781 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1146427992 and 1146428010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146428057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17023 + ... + 50819.

It is an arithmetic number, because the mean of its divisors is an integer number (138036665).

Almost surely, 2^1146428037 is an apocalyptic number.

It is an amenable number.

1146428037 is a deficient number, since it is larger than the sum of its proper divisors (510011943).

1146428037 is a wasteful number, since it uses less digits than its factorization.

1146428037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37572 (or 37569 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 1146428037 is about 33858.9432351336. The cubic root of 1146428037 is about 1046.6037011067.

The spelling of 1146428037 in words is "one billion, one hundred forty-six million, four hundred twenty-eight thousand, thirty-seven".