101449455 has 32 divisors (see below), whose sum is σ = 180921600. Its totient is φ = 48241152.

The previous prime is 101449441. The next prime is 101449471. The reversal of 101449455 is 554944101.

It is not a de Polignac number, because 101449455 - 2¹⁵ = 101416687 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5625 + ... + 15314.

It is an arithmetic number, because the mean of its divisors is an integer number (5653800).

Almost surely, 2^101449455 is an apocalyptic number.

101449455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101449455 is a deficient number, since it is larger than the sum of its proper divisors (79472145).

101449455 is a wasteful number, since it uses less digits than its factorization.

101449455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20983.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 101449455 is about 10072.2120211997. The cubic root of 101449455 is about 466.3907260404.

The spelling of 101449455 in words is "one hundred one million, four hundred forty-nine thousand, four hundred fifty-five".