101450399 has 4 divisors (see below), whose sum is σ = 101960400. Its totient is φ = 100940400.

The previous prime is 101450389. The next prime is 101450431. The reversal of 101450399 is 993054101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101450399 - 2¹⁶ = 101384863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101450369) 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 3 ways as a sum of consecutive naturals, for example, 254702 + ... + 255099.

It is an arithmetic number, because the mean of its divisors is an integer number (25490100).

Almost surely, 2^101450399 is an apocalyptic number.

101450399 is a deficient number, since it is larger than the sum of its proper divisors (510001).

101450399 is an equidigital number, since it uses as much as digits as its factorization.

101450399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510000.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 101450399 is about 10072.2588826936. The cubic root of 101450399 is about 466.3921726442.

The spelling of 101450399 in words is "one hundred one million, four hundred fifty thousand, three hundred ninety-nine".