1400222177 has 2 divisors, whose sum is σ = 1400222178. Its totient is φ = 1400222176.

The previous prime is 1400222113. The next prime is 1400222183. The reversal of 1400222177 is 7712220041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1253230801 + 146991376 = 35401^2 + 12124^2 .

It is an emirp because it is prime and its reverse (7712220041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1400222177 - 2⁶ = 1400222113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1400222107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700111088 + 700111089.

It is an arithmetic number, because the mean of its divisors is an integer number (700111089).

Almost surely, 2^1400222177 is an apocalyptic number.

It is an amenable number.

1400222177 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400222177 is an equidigital number, since it uses as much as digits as its factorization.

1400222177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 1400222177 is about 37419.5427150039. The cubic root of 1400222177 is about 1118.7481167972.

The spelling of 1400222177 in words is "one billion, four hundred million, two hundred twenty-two thousand, one hundred seventy-seven".