1072259849 has 2 divisors, whose sum is σ = 1072259850. Its totient is φ = 1072259848.

The previous prime is 1072259831. The next prime is 1072259861. The reversal of 1072259849 is 9489522701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 941569225 + 130690624 = 30685^2 + 11432^2 .

It is a cyclic number.

It is not a de Polignac number, because 1072259849 - 2²⁴ = 1055482633 is a prime.

It is a super-2 number, since 2×1072259849² = 2299482367555005602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1072259869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536129924 + 536129925.

It is an arithmetic number, because the mean of its divisors is an integer number (536129925).

Almost surely, 2^1072259849 is an apocalyptic number.

It is an amenable number.

1072259849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072259849 is an equidigital number, since it uses as much as digits as its factorization.

1072259849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 1072259849 is about 32745.3790480428. The cubic root of 1072259849 is about 1023.5286759284.

The spelling of 1072259849 in words is "one billion, seventy-two million, two hundred fifty-nine thousand, eight hundred forty-nine".