1400447093 has 2 divisors, whose sum is σ = 1400447094. Its totient is φ = 1400447092.

The previous prime is 1400447071. The next prime is 1400447099. The reversal of 1400447093 is 3907440041.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 776346769 + 624100324 = 27863^2 + 24982^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400447093 - 2¹² = 1400442997 is a prime.

It is a super-2 number, since 2×1400447093² = 3922504120584301298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400447099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700223546 + 700223547.

It is an arithmetic number, because the mean of its divisors is an integer number (700223547).

Almost surely, 2^1400447093 is an apocalyptic number.

It is an amenable number.

1400447093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400447093 is an equidigital number, since it uses as much as digits as its factorization.

1400447093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 1400447093 is about 37422.5479223422. The cubic root of 1400447093 is about 1118.8080146439.

The spelling of 1400447093 in words is "one billion, four hundred million, four hundred forty-seven thousand, ninety-three".