1045255267 has 16 divisors (see below), whose sum is σ = 1207249920. Its totient is φ = 886479552.

The previous prime is 1045255247. The next prime is 1045255273. The reversal of 1045255267 is 7625525401.

It is not a de Polignac number, because 1045255267 - 2¹⁵ = 1045222499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045255247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270783 + ... + 274615.

It is an arithmetic number, because the mean of its divisors is an integer number (75453120).

Almost surely, 2^1045255267 is an apocalyptic number.

1045255267 is a deficient number, since it is larger than the sum of its proper divisors (161994653).

1045255267 is a wasteful number, since it uses less digits than its factorization.

1045255267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4242.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 1045255267 is about 32330.4077765809. The cubic root of 1045255267 is about 1014.8630832813.

The spelling of 1045255267 in words is "one billion, forty-five million, two hundred fifty-five thousand, two hundred sixty-seven".