1072247773 has 4 divisors (see below), whose sum is σ = 1077329728. Its totient is φ = 1067165820.

The previous prime is 1072247723. The next prime is 1072247849. The reversal of 1072247773 is 3777422701.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1072247773 - 2⁹ = 1072247261 is a prime.

It is a super-2 number, since 2×1072247773² = 2299430573406919058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1072247713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2540661 + ... + 2541082.

It is an arithmetic number, because the mean of its divisors is an integer number (269332432).

Almost surely, 2^1072247773 is an apocalyptic number.

It is an amenable number.

1072247773 is a deficient number, since it is larger than the sum of its proper divisors (5081955).

1072247773 is an equidigital number, since it uses as much as digits as its factorization.

1072247773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5081954.

The product of its (nonzero) digits is 115248, while the sum is 40.

The square root of 1072247773 is about 32745.1946550941. The cubic root of 1072247773 is about 1023.5248335207.

The spelling of 1072247773 in words is "one billion, seventy-two million, two hundred forty-seven thousand, seven hundred seventy-three".