10431505145 has 4 divisors (see below), whose sum is σ = 12517806180. Its totient is φ = 8345204112.

The previous prime is 10431505121. The next prime is 10431505157. The reversal of 10431505145 is 54150513401.

10431505145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 6000206521 + 4431298624 = 77461^2 + 66568^2 .

It is a cyclic number.

It is not a de Polignac number, because 10431505145 - 2⁶ = 10431505081 is a prime.

It is a super-2 number, since 2×10431505145² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1043150510 + ... + 1043150519.

It is an arithmetic number, because the mean of its divisors is an integer number (3129451545).

Almost surely, 2^10431505145 is an apocalyptic number.

It is an amenable number.

10431505145 is a deficient number, since it is larger than the sum of its proper divisors (2086301035).

10431505145 is an equidigital number, since it uses as much as digits as its factorization.

10431505145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086301034.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 10431505145 in words is "ten billion, four hundred thirty-one million, five hundred five thousand, one hundred forty-five".