1001450039 has 2 divisors, whose sum is σ = 1001450040. Its totient is φ = 1001450038.

The previous prime is 1001449979. The next prime is 1001450041. The reversal of 1001450039 is 9300541001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001450039 - 2⁸ = 1001449783 is a prime.

It is a super-2 number, since 2×1001450039² = 2005804361226203042, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1001450041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001449996 and 1001450023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001450089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500725019 + 500725020.

It is an arithmetic number, because the mean of its divisors is an integer number (500725020).

Almost surely, 2^1001450039 is an apocalyptic number.

1001450039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001450039 is an equidigital number, since it uses as much as digits as its factorization.

1001450039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1001450039 is about 31645.6954260765. The cubic root of 1001450039 is about 1000.4831128977.

The spelling of 1001450039 in words is "one billion, one million, four hundred fifty thousand, thirty-nine".