42746141 has 2 divisors, whose sum is σ = 42746142. Its totient is φ = 42746140.

The previous prime is 42746111. The next prime is 42746153. The reversal of 42746141 is 14164724.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41654116 + 1092025 = 6454^2 + 1045^2 .

It is a cyclic number.

It is not a de Polignac number, because 42746141 - 2²² = 38551837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42746101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21373070 + 21373071.

It is an arithmetic number, because the mean of its divisors is an integer number (21373071).

Almost surely, 2^42746141 is an apocalyptic number.

It is an amenable number.

42746141 is a deficient number, since it is larger than the sum of its proper divisors (1).

42746141 is an equidigital number, since it uses as much as digits as its factorization.

42746141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 29.

The square root of 42746141 is about 6538.0533035453. The cubic root of 42746141 is about 349.6490114030.

The spelling of 42746141 in words is "forty-two million, seven hundred forty-six thousand, one hundred forty-one".