1400126722207 has 2 divisors, whose sum is σ = 1400126722208. Its totient is φ = 1400126722206.

The previous prime is 1400126722201. The next prime is 1400126722243. The reversal of 1400126722207 is 7022276210041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1400126722207 - 2¹⁹ = 1400126197919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400126722201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700063361103 + 700063361104.

It is an arithmetic number, because the mean of its divisors is an integer number (700063361104).

Almost surely, 2^{1400126722207} is an apocalyptic number.

1400126722207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400126722207 is an equidigital number, since it uses as much as digits as its factorization.

1400126722207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

The spelling of 1400126722207 in words is "one trillion, four hundred billion, one hundred twenty-six million, seven hundred twenty-two thousand, two hundred seven".