101453919 has 32 divisors (see below), whose sum is σ = 162608640. Its totient is φ = 55036800.

The previous prime is 101453893. The next prime is 101453929. The reversal of 101453919 is 919354101.

It is not a de Polignac number, because 101453919 - 2¹² = 101449823 is a prime.

It is a super-2 number, since 2×101453919² = 20585795360917122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101453919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101453929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35784 + ... + 38514.

It is an arithmetic number, because the mean of its divisors is an integer number (5081520).

Almost surely, 2^101453919 is an apocalyptic number.

101453919 is a deficient number, since it is larger than the sum of its proper divisors (61154721).

101453919 is a wasteful number, since it uses less digits than its factorization.

101453919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831.

The product of its (nonzero) digits is 4860, while the sum is 33.

The square root of 101453919 is about 10072.4336185452. The cubic root of 101453919 is about 466.3975666806.

The spelling of 101453919 in words is "one hundred one million, four hundred fifty-three thousand, nine hundred nineteen".