1090279213 has 2 divisors, whose sum is σ = 1090279214. Its totient is φ = 1090279212.

The previous prime is 1090279181. The next prime is 1090279217. The reversal of 1090279213 is 3129720901.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 769618564 + 320660649 = 27742^2 + 17907^2 .

It is a cyclic number.

It is not a de Polignac number, because 1090279213 - 2⁵ = 1090279181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1090279217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545139606 + 545139607.

It is an arithmetic number, because the mean of its divisors is an integer number (545139607).

Almost surely, 2^1090279213 is an apocalyptic number.

It is an amenable number.

1090279213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090279213 is an equidigital number, since it uses as much as digits as its factorization.

1090279213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 1090279213 is about 33019.3763266359. The cubic root of 1090279213 is about 1029.2303336734.

The spelling of 1090279213 in words is "one billion, ninety million, two hundred seventy-nine thousand, two hundred thirteen".