10400723701 has 2 divisors, whose sum is σ = 10400723702. Its totient is φ = 10400723700.

The previous prime is 10400723639. The next prime is 10400723737. The reversal of 10400723701 is 10732700401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9755512900 + 645210801 = 98770^2 + 25401^2 .

It is an emirp because it is prime and its reverse (10732700401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10400723701 - 2¹³ = 10400715509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10400733701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200361850 + 5200361851.

It is an arithmetic number, because the mean of its divisors is an integer number (5200361851).

Almost surely, 2^10400723701 is an apocalyptic number.

It is an amenable number.

10400723701 is a deficient number, since it is larger than the sum of its proper divisors (1).

10400723701 is an equidigital number, since it uses as much as digits as its factorization.

10400723701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 25.

The spelling of 10400723701 in words is "ten billion, four hundred million, seven hundred twenty-three thousand, seven hundred one".