101430394 has 16 divisors (see below), whose sum is σ = 168279048. Its totient is φ = 45548352.

The previous prime is 101430367. The next prime is 101430401. The reversal of 101430394 is 493034101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 63792169 + 37638225 = 7987^2 + 6135^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51757 + ... + 53680.

Almost surely, 2^101430394 is an apocalyptic number.

101430394 is a deficient number, since it is larger than the sum of its proper divisors (66848654).

101430394 is a wasteful number, since it uses less digits than its factorization.

101430394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105489.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 101430394 is about 10071.2657595756. The cubic root of 101430394 is about 466.3615146778.

Adding to 101430394 its reverse (493034101), we get a palindrome (594464495).

The spelling of 101430394 in words is "one hundred one million, four hundred thirty thousand, three hundred ninety-four".