6261263087 has 2 divisors, whose sum is σ = 6261263088. Its totient is φ = 6261263086.

The previous prime is 6261263069. The next prime is 6261263123. The reversal of 6261263087 is 7803621626.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6261263087 - 2¹⁴ = 6261246703 is a prime.

It is a super-3 number, since 3×6261263087³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6261263027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3130631543 + 3130631544.

It is an arithmetic number, because the mean of its divisors is an integer number (3130631544).

Almost surely, 2^6261263087 is an apocalyptic number.

6261263087 is a deficient number, since it is larger than the sum of its proper divisors (1).

6261263087 is an equidigital number, since it uses as much as digits as its factorization.

6261263087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 6261263087 is about 79128.1434573060. The cubic root of 6261263087 is about 1843.1215804429.

The spelling of 6261263087 in words is "six billion, two hundred sixty-one million, two hundred sixty-three thousand, eighty-seven".