1401560141 has 2 divisors, whose sum is σ = 1401560142. Its totient is φ = 1401560140.

The previous prime is 1401560123. The next prime is 1401560159. The reversal of 1401560141 is 1410651041.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1401560123) and next prime (1401560159).

It can be written as a sum of positive squares in only one way, i.e., 1116963241 + 284596900 = 33421^2 + 16870^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401560141 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401568141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700780070 + 700780071.

It is an arithmetic number, because the mean of its divisors is an integer number (700780071).

Almost surely, 2^1401560141 is an apocalyptic number.

It is an amenable number.

1401560141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401560141 is an equidigital number, since it uses as much as digits as its factorization.

1401560141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 1401560141 is about 37437.4163237796. The cubic root of 1401560141 is about 1119.1043384072.

The spelling of 1401560141 in words is "one billion, four hundred one million, five hundred sixty thousand, one hundred forty-one".