1125028071737 has 8 divisors (see below), whose sum is σ = 1155732098952. Its totient is φ = 1094339721600.

The previous prime is 1125028071733. The next prime is 1125028071749. The reversal of 1125028071737 is 7371708205211.

It can be written as a sum of positive squares in 4 ways, for example, as 211438110976 + 913589960761 = 459824^2 + 955819^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1125028071737 - 2² = 1125028071733 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125028071733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3773714 + ... + 4060907.

It is an arithmetic number, because the mean of its divisors is an integer number (144466512369).

Almost surely, 2^{1125028071737} is an apocalyptic number.

It is an amenable number.

1125028071737 is a deficient number, since it is larger than the sum of its proper divisors (30704027215).

1125028071737 is an equidigital number, since it uses as much as digits as its factorization.

1125028071737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7838539.

The product of its (nonzero) digits is 164640, while the sum is 44.

The spelling of 1125028071737 in words is "one trillion, one hundred twenty-five billion, twenty-eight million, seventy-one thousand, seven hundred thirty-seven".