1140101401 has 2 divisors, whose sum is σ = 1140101402. Its totient is φ = 1140101400.

The previous prime is 1140101399. The next prime is 1140101411. The reversal of 1140101401 is 1041010411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 761760000 + 378341401 = 27600^2 + 19451^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140101401 - 2¹ = 1140101399 is a prime.

Together with 1140101399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1140101411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570050700 + 570050701.

It is an arithmetic number, because the mean of its divisors is an integer number (570050701).

Almost surely, 2^1140101401 is an apocalyptic number.

It is an amenable number.

1140101401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140101401 is an equidigital number, since it uses as much as digits as its factorization.

1140101401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1140101401 is about 33765.3876180920. The cubic root of 1140101401 is about 1044.6748989856.

Adding to 1140101401 its reverse (1041010411), we get a palindrome (2181111812).

The spelling of 1140101401 in words is "one billion, one hundred forty million, one hundred one thousand, four hundred one".