969221413 has 2 divisors, whose sum is σ = 969221414. Its totient is φ = 969221412.

The previous prime is 969221389. The next prime is 969221437. The reversal of 969221413 is 314122969.

It is a balanced prime because it is at equal distance from previous prime (969221389) and next prime (969221437).

It can be written as a sum of positive squares in only one way, i.e., 960566049 + 8655364 = 30993^2 + 2942^2 .

It is a cyclic number.

It is not a de Polignac number, because 969221413 - 2¹⁷ = 969090341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (969221713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484610706 + 484610707.

It is an arithmetic number, because the mean of its divisors is an integer number (484610707).

Almost surely, 2^969221413 is an apocalyptic number.

It is an amenable number.

969221413 is a deficient number, since it is larger than the sum of its proper divisors (1).

969221413 is an equidigital number, since it uses as much as digits as its factorization.

969221413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The square root of 969221413 is about 31132.3210345776. The cubic root of 969221413 is about 989.6333754518.

The spelling of 969221413 in words is "nine hundred sixty-nine million, two hundred twenty-one thousand, four hundred thirteen".