1400141173 has 2 divisors, whose sum is σ = 1400141174. Its totient is φ = 1400141172.

The previous prime is 1400141167. The next prime is 1400141201. The reversal of 1400141173 is 3711410041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1126139364 + 274001809 = 33558^2 + 16553^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1400141173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400141473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700070586 + 700070587.

It is an arithmetic number, because the mean of its divisors is an integer number (700070587).

Almost surely, 2^1400141173 is an apocalyptic number.

It is an amenable number.

1400141173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400141173 is an equidigital number, since it uses as much as digits as its factorization.

1400141173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 1400141173 is about 37418.4603237493. The cubic root of 1400141173 is about 1118.7265428828.

The spelling of 1400141173 in words is "one billion, four hundred million, one hundred forty-one thousand, one hundred seventy-three".