2261503 has 2 divisors, whose sum is σ = 2261504. Its totient is φ = 2261502.

The previous prime is 2261473. The next prime is 2261509. The reversal of 2261503 is 3051622.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2261503 - 2⁵ = 2261471 is a prime.

It is a super-2 number, since 2×2261503² = 10228791638018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2261509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130751 + 1130752.

It is an arithmetic number, because the mean of its divisors is an integer number (1130752).

2^2261503 is an apocalyptic number.

2261503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2261503 is an equidigital number, since it uses as much as digits as its factorization.

2261503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2261503 is about 1503.8294451167. The cubic root of 2261503 is about 131.2599968198.

The spelling of 2261503 in words is "two million, two hundred sixty-one thousand, five hundred three".