42053311 has 2 divisors, whose sum is σ = 42053312. Its totient is φ = 42053310.

The previous prime is 42053303. The next prime is 42053317. The reversal of 42053311 is 11335024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42053311 - 2³ = 42053303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42053317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21026655 + 21026656.

It is an arithmetic number, because the mean of its divisors is an integer number (21026656).

Almost surely, 2^42053311 is an apocalyptic number.

42053311 is a deficient number, since it is larger than the sum of its proper divisors (1).

42053311 is an equidigital number, since it uses as much as digits as its factorization.

42053311 is an odious number, because the sum of its binary digits is odd.

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

The square root of 42053311 is about 6484.8524270025. The cubic root of 42053311 is about 347.7496740968.

Adding to 42053311 its reverse (11335024), we get a palindrome (53388335).

The spelling of 42053311 in words is "forty-two million, fifty-three thousand, three hundred eleven".