145174954 has 16 divisors (see below), whose sum is σ = 221218560. Its totient is φ = 71439840.

The previous prime is 145174949. The next prime is 145174961. The reversal of 145174954 is 459471541.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 100167 + ... + 101605.

It is an arithmetic number, because the mean of its divisors is an integer number (13826160).

Almost surely, 2^145174954 is an apocalyptic number.

145174954 is a deficient number, since it is larger than the sum of its proper divisors (76043606).

145174954 is a wasteful number, since it uses less digits than its factorization.

145174954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205.

The product of its digits is 100800, while the sum is 40.

The square root of 145174954 is about 12048.8569582347. The cubic root of 145174954 is about 525.5699980056.

The spelling of 145174954 in words is "one hundred forty-five million, one hundred seventy-four thousand, nine hundred fifty-four".