101433945 has 16 divisors (see below), whose sum is σ = 162899712. Its totient is φ = 53896320.

The previous prime is 101433931. The next prime is 101433961. The reversal of 101433945 is 549334101.

It is not a de Polignac number, because 101433945 - 2⁴ = 101433929 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8412 + ... + 16541.

It is an arithmetic number, because the mean of its divisors is an integer number (10181232).

Almost surely, 2^101433945 is an apocalyptic number.

101433945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101433945 is a deficient number, since it is larger than the sum of its proper divisors (61465767).

101433945 is a wasteful number, since it uses less digits than its factorization.

101433945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25232.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 101433945 is about 10071.4420516627. The cubic root of 101433945 is about 466.3669569335.

It can be divided in two parts, 101433 and 945, that added together give a triangular number (102378 = T₄₅₂).

The spelling of 101433945 in words is "one hundred one million, four hundred thirty-three thousand, nine hundred forty-five".