1402040093 has 2 divisors, whose sum is σ = 1402040094. Its totient is φ = 1402040092.

The previous prime is 1402040071. The next prime is 1402040137. The reversal of 1402040093 is 3900402041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1247361124 + 154678969 = 35318^2 + 12437^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402040093 - 2¹⁰ = 1402039069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1402040023) 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, 701020046 + 701020047.

It is an arithmetic number, because the mean of its divisors is an integer number (701020047).

Almost surely, 2^1402040093 is an apocalyptic number.

It is an amenable number.

1402040093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402040093 is an equidigital number, since it uses as much as digits as its factorization.

1402040093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1402040093 is about 37443.8258328393. The cubic root of 1402040093 is about 1119.2320663229.

The spelling of 1402040093 in words is "one billion, four hundred two million, forty thousand, ninety-three".