146812545 has 24 divisors (see below), whose sum is σ = 277610112. Its totient is φ = 71181600.

The previous prime is 146812541. The next prime is 146812553. The reversal of 146812545 is 545218641.

It is a happy number.

It is not a de Polignac number, because 146812545 - 2² = 146812541 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (146812541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147801 + ... + 148790.

It is an arithmetic number, because the mean of its divisors is an integer number (11567088).

Almost surely, 2^146812545 is an apocalyptic number.

146812545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146812545 is a deficient number, since it is larger than the sum of its proper divisors (130797567).

146812545 is a wasteful number, since it uses less digits than its factorization.

146812545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296613 (or 296610 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 146812545 is about 12116.6226730059. The cubic root of 146812545 is about 527.5387780991.

The spelling of 146812545 in words is "one hundred forty-six million, eight hundred twelve thousand, five hundred forty-five".