42151673 has 2 divisors, whose sum is σ = 42151674. Its totient is φ = 42151672.

The previous prime is 42151667. The next prime is 42151679. The reversal of 42151673 is 37615124.

It is a balanced prime because it is at equal distance from previous prime (42151667) and next prime (42151679).

It can be written as a sum of positive squares in only one way, i.e., 28697449 + 13454224 = 5357^2 + 3668^2 .

It is a cyclic number.

It is not a de Polignac number, because 42151673 - 2⁴ = 42151657 is a prime.

It is not a weakly prime, because it can be changed into another prime (42151679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21075836 + 21075837.

It is an arithmetic number, because the mean of its divisors is an integer number (21075837).

Almost surely, 2^42151673 is an apocalyptic number.

It is an amenable number.

42151673 is a deficient number, since it is larger than the sum of its proper divisors (1).

42151673 is an equidigital number, since it uses as much as digits as its factorization.

42151673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 29.

The square root of 42151673 is about 6492.4319788505. The cubic root of 42151673 is about 348.0205898990.

Adding to 42151673 its reverse (37615124), we get a palindrome (79766797).

It can be divided in two parts, 42151 and 673, that added together give a palindrome (42824).

The spelling of 42151673 in words is "forty-two million, one hundred fifty-one thousand, six hundred seventy-three".