101345478 has 32 divisors (see below), whose sum is σ = 220340736. Its totient is φ = 30889248.

The previous prime is 101345467. The next prime is 101345501. The reversal of 101345478 is 874543101.

It is a super-2 number, since 2×101345478² = 20541811822096968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2275 + ... + 14417.

It is an arithmetic number, because the mean of its divisors is an integer number (6885648).

Almost surely, 2^101345478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101345478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110170368).

101345478 is an abundant number, since it is smaller than the sum of its proper divisors (118995258).

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

101345478 is a wasteful number, since it uses less digits than its factorization.

101345478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12268.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 101345478 is about 10067.0491207702. The cubic root of 101345478 is about 466.2313347280.

Adding to 101345478 its reverse (874543101), we get a palindrome (975888579).

The spelling of 101345478 in words is "one hundred one million, three hundred forty-five thousand, four hundred seventy-eight".