145253614 has 8 divisors (see below), whose sum is σ = 237687768. Its totient is φ = 66024360.

The previous prime is 145253609. The next prime is 145253623. The reversal of 145253614 is 416352541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145253614² = 42197224760121992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3301197 + ... + 3301240.

It is an arithmetic number, because the mean of its divisors is an integer number (29710971).

Almost surely, 2^145253614 is an apocalyptic number.

145253614 is a deficient number, since it is larger than the sum of its proper divisors (92434154).

145253614 is a wasteful number, since it uses less digits than its factorization.

145253614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6602450.

The product of its digits is 14400, while the sum is 31.

The square root of 145253614 is about 12052.1207262457. The cubic root of 145253614 is about 525.6649038887.

The spelling of 145253614 in words is "one hundred forty-five million, two hundred fifty-three thousand, six hundred fourteen".