101052545 has 48 divisors (see below), whose sum is σ = 143640000. Its totient is φ = 67985280.

The previous prime is 101052541. The next prime is 101052551. The reversal of 101052545 is 545250101.

It is a happy number.

It is not a de Polignac number, because 101052545 - 2² = 101052541 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 101052545.

It is not an unprimeable number, because it can be changed into a prime (101052541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 678131 + ... + 678279.

It is an arithmetic number, because the mean of its divisors is an integer number (2992500).

Almost surely, 2^101052545 is an apocalyptic number.

It is an amenable number.

101052545 is a deficient number, since it is larger than the sum of its proper divisors (42587455).

101052545 is a wasteful number, since it uses less digits than its factorization.

101052545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 101052545 is about 10052.4894926580. The cubic root of 101052545 is about 465.7816967017.

The spelling of 101052545 in words is "one hundred one million, fifty-two thousand, five hundred forty-five".