141026989 has 2 divisors, whose sum is σ = 141026990. Its totient is φ = 141026988.

The previous prime is 141026959. The next prime is 141026999. The reversal of 141026989 is 989620141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131675625 + 9351364 = 11475^2 + 3058^2 .

It is a cyclic number.

It is not a de Polignac number, because 141026989 - 2¹³ = 141018797 is a prime.

It is a super-2 number, since 2×141026989² = 39777223252812242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141026909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70513494 + 70513495.

It is an arithmetic number, because the mean of its divisors is an integer number (70513495).

Almost surely, 2^141026989 is an apocalyptic number.

It is an amenable number.

141026989 is a deficient number, since it is larger than the sum of its proper divisors (1).

141026989 is an equidigital number, since it uses as much as digits as its factorization.

141026989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 141026989 is about 11875.4784745710. The cubic root of 141026989 is about 520.5159929913.

The spelling of 141026989 in words is "one hundred forty-one million, twenty-six thousand, nine hundred eighty-nine".