1072627489 has 2 divisors, whose sum is σ = 1072627490. Its totient is φ = 1072627488.

The previous prime is 1072627481. The next prime is 1072627513. The reversal of 1072627489 is 9847262701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 911134225 + 161493264 = 30185^2 + 12708^2 .

It is an emirp because it is prime and its reverse (9847262701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1072627489 - 2³ = 1072627481 is a prime.

It is not a weakly prime, because it can be changed into another prime (1072627481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536313744 + 536313745.

It is an arithmetic number, because the mean of its divisors is an integer number (536313745).

Almost surely, 2^1072627489 is an apocalyptic number.

It is an amenable number.

1072627489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072627489 is an equidigital number, since it uses as much as digits as its factorization.

1072627489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 1072627489 is about 32750.9921834438. The cubic root of 1072627489 is about 1023.6456398296.

The spelling of 1072627489 in words is "one billion, seventy-two million, six hundred twenty-seven thousand, four hundred eighty-nine".