1400262673 has 2 divisors, whose sum is σ = 1400262674. Its totient is φ = 1400262672.

The previous prime is 1400262637. The next prime is 1400262697. The reversal of 1400262673 is 3762620041.

Together with previous prime (1400262637) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1061260929 + 339001744 = 32577^2 + 18412^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400262673 - 2⁹ = 1400262161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1400262623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700131336 + 700131337.

It is an arithmetic number, because the mean of its divisors is an integer number (700131337).

Almost surely, 2^1400262673 is an apocalyptic number.

It is an amenable number.

1400262673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400262673 is an equidigital number, since it uses as much as digits as its factorization.

1400262673 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 31.

The square root of 1400262673 is about 37420.0838187196. The cubic root of 1400262673 is about 1118.7589018444.

The spelling of 1400262673 in words is "one billion, four hundred million, two hundred sixty-two thousand, six hundred seventy-three".