427538051 has 2 divisors, whose sum is σ = 427538052. Its totient is φ = 427538050.

The previous prime is 427538017. The next prime is 427538077. The reversal of 427538051 is 150835724.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427538051 - 2¹⁴ = 427521667 is a prime.

It is not a weakly prime, because it can be changed into another prime (427538351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213769025 + 213769026.

It is an arithmetic number, because the mean of its divisors is an integer number (213769026).

Almost surely, 2^427538051 is an apocalyptic number.

427538051 is a deficient number, since it is larger than the sum of its proper divisors (1).

427538051 is an equidigital number, since it uses as much as digits as its factorization.

427538051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 427538051 is about 20676.9932775537. The cubic root of 427538051 is about 753.3409771372.

The spelling of 427538051 in words is "four hundred twenty-seven million, five hundred thirty-eight thousand, fifty-one".