1072373430434 has 12 divisors (see below), whose sum is σ = 1681538301366. Its totient is φ = 512874248832.

The previous prime is 1072373430407. The next prime is 1072373430439. The reversal of 1072373430434 is 4340343732701.

It can be written as a sum of positive squares in only one way, i.e., 1043366231209 + 29007199225 = 1021453^2 + 170315^2 .

It is a super-2 number, since 2×1072373430434² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1072373430391 and 1072373430400.

It is not an unprimeable number, because it can be changed into a prime (1072373430439) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 506791679 + ... + 506793794.

Almost surely, 2^{1072373430434} is an apocalyptic number.

1072373430434 is a deficient number, since it is larger than the sum of its proper divisors (609164870932).

1072373430434 is a wasteful number, since it uses less digits than its factorization.

1072373430434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013585521 (or 1013585498 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 41.

The spelling of 1072373430434 in words is "one trillion, seventy-two billion, three hundred seventy-three million, four hundred thirty thousand, four hundred thirty-four".