1403520089 has 2 divisors, whose sum is σ = 1403520090. Its totient is φ = 1403520088.

The previous prime is 1403520073. The next prime is 1403520137. The reversal of 1403520089 is 9800253041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1080239689 + 323280400 = 32867^2 + 17980^2 .

It is a cyclic number.

It is not a de Polignac number, because 1403520089 - 2⁴ = 1403520073 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1403520029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701760044 + 701760045.

It is an arithmetic number, because the mean of its divisors is an integer number (701760045).

Almost surely, 2^1403520089 is an apocalyptic number.

It is an amenable number.

1403520089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403520089 is an equidigital number, since it uses as much as digits as its factorization.

1403520089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 1403520089 is about 37463.5835045181. The cubic root of 1403520089 is about 1119.6257489471.

The spelling of 1403520089 in words is "one billion, four hundred three million, five hundred twenty thousand, eighty-nine".