1072453745 has 16 divisors (see below), whose sum is σ = 1404793152. Its totient is φ = 779492160.

The previous prime is 1072453741. The next prime is 1072453751. The reversal of 1072453745 is 5473542701.

It is not a de Polignac number, because 1072453745 - 2² = 1072453741 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1072453699 and 1072453708.

It is not an unprimeable number, because it can be changed into a prime (1072453741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103574 + ... + 113456.

It is an arithmetic number, because the mean of its divisors is an integer number (87799572).

Almost surely, 2^1072453745 is an apocalyptic number.

It is an amenable number.

1072453745 is a deficient number, since it is larger than the sum of its proper divisors (332339407).

1072453745 is a wasteful number, since it uses less digits than its factorization.

1072453745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11872.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 1072453745 is about 32748.3395762289. The cubic root of 1072453745 is about 1023.5903668687.

The spelling of 1072453745 in words is "one billion, seventy-two million, four hundred fifty-three thousand, seven hundred forty-five".