1401031742111 has 2 divisors, whose sum is σ = 1401031742112. Its totient is φ = 1401031742110.

The previous prime is 1401031742059. The next prime is 1401031742129. The reversal of 1401031742111 is 1112471301041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1401031742111 - 2¹⁴ = 1401031725727 is a prime.

It is a super-2 number, since 2×1401031742111² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401031742171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700515871055 + 700515871056.

It is an arithmetic number, because the mean of its divisors is an integer number (700515871056).

Almost surely, 2^{1401031742111} is an apocalyptic number.

1401031742111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401031742111 is an equidigital number, since it uses as much as digits as its factorization.

1401031742111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 26.

The spelling of 1401031742111 in words is "one trillion, four hundred one billion, thirty-one million, seven hundred forty-two thousand, one hundred eleven".