142041149 has 2 divisors, whose sum is σ = 142041150. Its totient is φ = 142041148.

The previous prime is 142041049. The next prime is 142041157. The reversal of 142041149 is 941140241.

142041149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140304025 + 1737124 = 11845^2 + 1318^2 .

It is a cyclic number.

It is not a de Polignac number, because 142041149 - 2¹² = 142037053 is a prime.

It is a super-3 number, since 3×142041149³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142041049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71020574 + 71020575.

It is an arithmetic number, because the mean of its divisors is an integer number (71020575).

Almost surely, 2^142041149 is an apocalyptic number.

It is an amenable number.

142041149 is a deficient number, since it is larger than the sum of its proper divisors (1).

142041149 is an equidigital number, since it uses as much as digits as its factorization.

142041149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 142041149 is about 11918.1017364344. The cubic root of 142041149 is about 521.7607337958.

The spelling of 142041149 in words is "one hundred forty-two million, forty-one thousand, one hundred forty-nine".