1400734219 has 2 divisors, whose sum is σ = 1400734220. Its totient is φ = 1400734218.

The previous prime is 1400734213. The next prime is 1400734229. The reversal of 1400734219 is 9124370041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1400734219 - 2⁵ = 1400734187 is a prime.

It is a super-2 number, since 2×1400734219² = 3924112704555079922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1400734213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700367109 + 700367110.

It is an arithmetic number, because the mean of its divisors is an integer number (700367110).

Almost surely, 2^1400734219 is an apocalyptic number.

1400734219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400734219 is an equidigital number, since it uses as much as digits as its factorization.

1400734219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1400734219 is about 37426.3839957856. The cubic root of 1400734219 is about 1118.8844704463.

The spelling of 1400734219 in words is "one billion, four hundred million, seven hundred thirty-four thousand, two hundred nineteen".