732145123 has 2 divisors, whose sum is σ = 732145124. Its totient is φ = 732145122.

The previous prime is 732145111. The next prime is 732145151. The reversal of 732145123 is 321541237.

It is an a-pointer prime, because the next prime (732145151) can be obtained adding 732145123 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 732145123 - 2¹³ = 732136931 is a prime.

It is a super-2 number, since 2×732145123² = 1072072962265370258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 732145091 and 732145100.

It is not a weakly prime, because it can be changed into another prime (732145423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 366072561 + 366072562.

It is an arithmetic number, because the mean of its divisors is an integer number (366072562).

Almost surely, 2^732145123 is an apocalyptic number.

732145123 is a deficient number, since it is larger than the sum of its proper divisors (1).

732145123 is an equidigital number, since it uses as much as digits as its factorization.

732145123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 732145123 is about 27058.1803342353. The cubic root of 732145123 is about 901.2924324324.

The spelling of 732145123 in words is "seven hundred thirty-two million, one hundred forty-five thousand, one hundred twenty-three".