105454542 has 16 divisors (see below), whose sum is σ = 216053712. Its totient is φ = 34294080.

The previous prime is 105454507. The next prime is 105454567. The reversal of 105454542 is 245454501.

It is a super-2 number, since 2×105454542² = 22241320856859528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214093 + ... + 214584.

It is an arithmetic number, because the mean of its divisors is an integer number (13503357).

Almost surely, 2^105454542 is an apocalyptic number.

105454542 is an abundant number, since it is smaller than the sum of its proper divisors (110599170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105454542 is a wasteful number, since it uses less digits than its factorization.

105454542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428723.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 105454542 is about 10269.1061928485. The cubic root of 105454542 is about 472.4491768073.

The spelling of 105454542 in words is "one hundred five million, four hundred fifty-four thousand, five hundred forty-two".