3834731545 has 4 divisors (see below), whose sum is σ = 4601677860. Its totient is φ = 3067785232.

The previous prime is 3834731521. The next prime is 3834731573. The reversal of 3834731545 is 5451374383.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1403551296 + 2431180249 = 37464^2 + 49307^2 .

It is a cyclic number.

It is not a de Polignac number, because 3834731545 - 2²³ = 3826342937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383473150 + ... + 383473159.

It is an arithmetic number, because the mean of its divisors is an integer number (1150419465).

Almost surely, 2^3834731545 is an apocalyptic number.

It is an amenable number.

3834731545 is a deficient number, since it is larger than the sum of its proper divisors (766946315).

3834731545 is an equidigital number, since it uses as much as digits as its factorization.

3834731545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766946314.

The product of its digits is 604800, while the sum is 43.

The square root of 3834731545 is about 61925.2092850723. The cubic root of 3834731545 is about 1565.2305723082.

The spelling of 3834731545 in words is "three billion, eight hundred thirty-four million, seven hundred thirty-one thousand, five hundred forty-five".