1400803379 has 2 divisors, whose sum is σ = 1400803380. Its totient is φ = 1400803378.

The previous prime is 1400803331. The next prime is 1400803403. The reversal of 1400803379 is 9733080041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1400803379 - 2¹⁶ = 1400737843 is a prime.

It is not a weakly prime, because it can be changed into another prime (1400803309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700401689 + 700401690.

It is an arithmetic number, because the mean of its divisors is an integer number (700401690).

Almost surely, 2^1400803379 is an apocalyptic number.

1400803379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400803379 is an equidigital number, since it uses as much as digits as its factorization.

1400803379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 1400803379 is about 37427.3079315090. The cubic root of 1400803379 is about 1118.9028847834.

The spelling of 1400803379 in words is "one billion, four hundred million, eight hundred three thousand, three hundred seventy-nine".