61141135 has 16 divisors (see below), whose sum is σ = 82801440. Its totient is φ = 42931840.

The previous prime is 61141133. The next prime is 61141139. The reversal of 61141135 is 53114116.

It is not a de Polignac number, because 61141135 - 2¹ = 61141133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61141133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17572 + ... + 20761.

It is an arithmetic number, because the mean of its divisors is an integer number (5175090).

Almost surely, 2^61141135 is an apocalyptic number.

61141135 is a deficient number, since it is larger than the sum of its proper divisors (21660305).

61141135 is a wasteful number, since it uses less digits than its factorization.

61141135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38378.

The product of its digits is 360, while the sum is 22.

The square root of 61141135 is about 7819.2796982842. The cubic root of 61141135 is about 393.9530787485.

The spelling of 61141135 in words is "sixty-one million, one hundred forty-one thousand, one hundred thirty-five".