1745374923 has 12 divisors (see below), whose sum is σ = 2529705360. Its totient is φ = 1159610256.

The previous prime is 1745374919. The next prime is 1745374973. The reversal of 1745374923 is 3294735471.

1745374923 is a `hidden beast` number, since 1 + 74 + 537 + 49 + 2 + 3 = 666.

It is not a de Polignac number, because 1745374923 - 2² = 1745374919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1745374913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328303 + ... + 333576.

It is an arithmetic number, because the mean of its divisors is an integer number (210808780).

Almost surely, 2^1745374923 is an apocalyptic number.

1745374923 is a deficient number, since it is larger than the sum of its proper divisors (784330437).

1745374923 is a wasteful number, since it uses less digits than its factorization.

1745374923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662178 (or 662175 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 1745374923 is about 41777.6845097954. The cubic root of 1745374923 is about 1204.0085674953.

The spelling of 1745374923 in words is "one billion, seven hundred forty-five million, three hundred seventy-four thousand, nine hundred twenty-three".