145403310 has 32 divisors (see below), whose sum is σ = 375812640. Its totient is φ = 35791488.

The previous prime is 145403287. The next prime is 145403341. The reversal of 145403310 is 13304541.

It is a super-2 number, since 2×145403310² = 42284245117912200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186025 + ... + 186804.

It is an arithmetic number, because the mean of its divisors is an integer number (11744145).

Almost surely, 2^145403310 is an apocalyptic number.

145403310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145403310 is an abundant number, since it is smaller than the sum of its proper divisors (230409330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145403310 is a wasteful number, since it uses less digits than its factorization.

145403310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372852.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 145403310 is about 12058.3294862929. The cubic root of 145403310 is about 525.8454224419.

Adding to 145403310 its reverse (13304541), we get a palindrome (158707851).

The spelling of 145403310 in words is "one hundred forty-five million, four hundred three thousand, three hundred ten".