142563545 has 16 divisors (see below), whose sum is σ = 179165952. Its totient is φ = 108694080.

The previous prime is 142563541. The next prime is 142563557. The reversal of 142563545 is 545365241.

It is not a de Polignac number, because 142563545 - 2² = 142563541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142563541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31580 + ... + 35810.

It is an arithmetic number, because the mean of its divisors is an integer number (11197872).

Almost surely, 2^142563545 is an apocalyptic number.

It is an amenable number.

142563545 is a deficient number, since it is larger than the sum of its proper divisors (36602407).

142563545 is a wasteful number, since it uses less digits than its factorization.

142563545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4552.

The product of its digits is 72000, while the sum is 35.

The square root of 142563545 is about 11939.9976968172. The cubic root of 142563545 is about 522.3995915206.

The spelling of 142563545 in words is "one hundred forty-two million, five hundred sixty-three thousand, five hundred forty-five".