1074326989 has 2 divisors, whose sum is σ = 1074326990. Its totient is φ = 1074326988.

The previous prime is 1074326983. The next prime is 1074327043. The reversal of 1074326989 is 9896234701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 904024489 + 170302500 = 30067^2 + 13050^2 .

It is a cyclic number.

It is not a de Polignac number, because 1074326989 - 2¹¹ = 1074324941 is a prime.

It is a super-2 number, since 2×1074326989² = 2308356958587612242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1074326983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537163494 + 537163495.

It is an arithmetic number, because the mean of its divisors is an integer number (537163495).

Almost surely, 2^1074326989 is an apocalyptic number.

It is an amenable number.

1074326989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1074326989 is an equidigital number, since it uses as much as digits as its factorization.

1074326989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 1074326989 is about 32776.9276931197. The cubic root of 1074326989 is about 1024.1859851620.

The spelling of 1074326989 in words is "one billion, seventy-four million, three hundred twenty-six thousand, nine hundred eighty-nine".