1045672427 has 2 divisors, whose sum is σ = 1045672428. Its totient is φ = 1045672426.

The previous prime is 1045672423. The next prime is 1045672447. The reversal of 1045672427 is 7242765401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1045672427 - 2² = 1045672423 is a prime.

It is not a weakly prime, because it can be changed into another prime (1045672421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522836213 + 522836214.

It is an arithmetic number, because the mean of its divisors is an integer number (522836214).

Almost surely, 2^1045672427 is an apocalyptic number.

1045672427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045672427 is an equidigital number, since it uses as much as digits as its factorization.

1045672427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 1045672427 is about 32336.8586445870. The cubic root of 1045672427 is about 1014.9980754977.

The spelling of 1045672427 in words is "one billion, forty-five million, six hundred seventy-two thousand, four hundred twenty-seven".