42753877 has 2 divisors, whose sum is σ = 42753878. Its totient is φ = 42753876.

The previous prime is 42753871. The next prime is 42753899. The reversal of 42753877 is 77835724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38452401 + 4301476 = 6201^2 + 2074^2 .

It is a cyclic number.

It is not a de Polignac number, because 42753877 - 2¹⁵ = 42721109 is a prime.

It is a super-2 number, since 2×42753877² = 3655787997062258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42753871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21376938 + 21376939.

It is an arithmetic number, because the mean of its divisors is an integer number (21376939).

Almost surely, 2^42753877 is an apocalyptic number.

It is an amenable number.

42753877 is a deficient number, since it is larger than the sum of its proper divisors (1).

42753877 is an equidigital number, since it uses as much as digits as its factorization.

42753877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 329280, while the sum is 43.

The square root of 42753877 is about 6538.6448901894. The cubic root of 42753877 is about 349.6701027540.

The spelling of 42753877 in words is "forty-two million, seven hundred fifty-three thousand, eight hundred seventy-seven".