1051048765 has 16 divisors (see below), whose sum is σ = 1378556928. Its totient is φ = 764571456.

The previous prime is 1051048753. The next prime is 1051048811. The reversal of 1051048765 is 5678401501.

It is a cyclic number.

It is not a de Polignac number, because 1051048765 - 2¹⁹ = 1050524477 is a prime.

It is a super-2 number, since 2×1051048765² = 2209407012816050450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116317 + ... + 125026.

It is an arithmetic number, because the mean of its divisors is an integer number (86159808).

Almost surely, 2^1051048765 is an apocalyptic number.

It is an amenable number.

1051048765 is a deficient number, since it is larger than the sum of its proper divisors (327508163).

1051048765 is a wasteful number, since it uses less digits than its factorization.

1051048765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241428.

The product of its (nonzero) digits is 33600, while the sum is 37.

The square root of 1051048765 is about 32419.8822483981. The cubic root of 1051048765 is about 1016.7346445036.

The spelling of 1051048765 in words is "one billion, fifty-one million, forty-eight thousand, seven hundred sixty-five".