743043045 has 16 divisors (see below), whose sum is σ = 1205615232. Its totient is φ = 390707520.

The previous prime is 743043031. The next prime is 743043047. The reversal of 743043045 is 540340347.

743043045 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 743043045 - 2¹⁶ = 742977509 is a prime.

It is a super-2 number, since 2×743043045² = 1104225933445744050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743043047) 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, 347782 + ... + 349911.

It is an arithmetic number, because the mean of its divisors is an integer number (75350952).

Almost surely, 2^743043045 is an apocalyptic number.

It is an amenable number.

743043045 is a deficient number, since it is larger than the sum of its proper divisors (462572187).

743043045 is a wasteful number, since it uses less digits than its factorization.

743043045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697772.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 743043045 is about 27258.8159133885. The cubic root of 743043045 is about 905.7423149641.

The spelling of 743043045 in words is "seven hundred forty-three million, forty-three thousand, forty-five".