1145044701 has 16 divisors (see below), whose sum is σ = 1728371520. Its totient is φ = 748959120.

The previous prime is 1145044699. The next prime is 1145044711. The reversal of 1145044701 is 1074405411.

1145044701 is a `hidden beast` number, since 114 + 504 + 47 + 0 + 1 = 666.

It is not a de Polignac number, because 1145044701 - 2¹ = 1145044699 is a prime.

It is a super-2 number, since 2×1145044701² = 2622254734576358802, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145044711) 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, 398655 + ... + 401516.

It is an arithmetic number, because the mean of its divisors is an integer number (108023220).

Almost surely, 2^1145044701 is an apocalyptic number.

It is an amenable number.

1145044701 is a deficient number, since it is larger than the sum of its proper divisors (583326819).

1145044701 is an equidigital number, since it uses as much as digits as its factorization.

1145044701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800233 (or 800227 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 1145044701 is about 33838.5091426913. The cubic root of 1145044701 is about 1046.1825706470.

The spelling of 1145044701 in words is "one billion, one hundred forty-five million, forty-four thousand, seven hundred one".