1022132989 has 2 divisors, whose sum is σ = 1022132990. Its totient is φ = 1022132988.

The previous prime is 1022132983. The next prime is 1022133011. The reversal of 1022132989 is 9892312201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 655104025 + 367028964 = 25595^2 + 19158^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022132989 - 2¹³ = 1022124797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022132983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511066494 + 511066495.

It is an arithmetic number, because the mean of its divisors is an integer number (511066495).

Almost surely, 2^1022132989 is an apocalyptic number.

It is an amenable number.

1022132989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022132989 is an equidigital number, since it uses as much as digits as its factorization.

1022132989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 1022132989 is about 31970.8146439843. The cubic root of 1022132989 is about 1007.3238926468.

The spelling of 1022132989 in words is "one billion, twenty-two million, one hundred thirty-two thousand, nine hundred eighty-nine".