145703470 has 16 divisors (see below), whose sum is σ = 286108848. Its totient is φ = 52983040.

The previous prime is 145703423. The next prime is 145703471. The reversal of 145703470 is 74307541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145703471) 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 7 ways as a sum of consecutive naturals, for example, 662179 + ... + 662398.

It is an arithmetic number, because the mean of its divisors is an integer number (17881803).

Almost surely, 2^145703470 is an apocalyptic number.

145703470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145703470 is a deficient number, since it is larger than the sum of its proper divisors (140405378).

145703470 is a wasteful number, since it uses less digits than its factorization.

145703470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324595.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 145703470 is about 12070.7692381223. The cubic root of 145703470 is about 526.2070127358.

The spelling of 145703470 in words is "one hundred forty-five million, seven hundred three thousand, four hundred seventy".