1400014541 has 2 divisors, whose sum is σ = 1400014542. Its totient is φ = 1400014540.

The previous prime is 1400014471. The next prime is 1400014559. The reversal of 1400014541 is 1454100041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 881496100 + 518518441 = 29690^2 + 22771^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400014541 - 2¹⁸ = 1399752397 is a prime.

It is a super-2 number, since 2×1400014541² = 3920081430022881362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400010541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700007270 + 700007271.

It is an arithmetic number, because the mean of its divisors is an integer number (700007271).

Almost surely, 2^1400014541 is an apocalyptic number.

It is an amenable number.

1400014541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400014541 is an equidigital number, since it uses as much as digits as its factorization.

1400014541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1400014541 is about 37416.7681795208. The cubic root of 1400014541 is about 1118.6928151289.

Adding to 1400014541 its reverse (1454100041), we get a palindrome (2854114582).

The spelling of 1400014541 in words is "one billion, four hundred million, fourteen thousand, five hundred forty-one".