42053629 has 2 divisors, whose sum is σ = 42053630. Its totient is φ = 42053628.

The previous prime is 42053587. The next prime is 42053647. The reversal of 42053629 is 92635024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22781529 + 19272100 = 4773^2 + 4390^2 .

It is a cyclic number.

It is not a de Polignac number, because 42053629 - 2¹⁷ = 41922557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42053629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42054629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21026814 + 21026815.

It is an arithmetic number, because the mean of its divisors is an integer number (21026815).

Almost surely, 2^42053629 is an apocalyptic number.

It is an amenable number.

42053629 is a deficient number, since it is larger than the sum of its proper divisors (1).

42053629 is an equidigital number, since it uses as much as digits as its factorization.

42053629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 42053629 is about 6484.8769456328. The cubic root of 42053629 is about 347.7505506359.

The spelling of 42053629 in words is "forty-two million, fifty-three thousand, six hundred twenty-nine".