61141907 has 2 divisors, whose sum is σ = 61141908. Its totient is φ = 61141906.

The previous prime is 61141897. The next prime is 61141919. The reversal of 61141907 is 70914116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61141907 - 2⁴ = 61141891 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61141907.

It is not a weakly prime, because it can be changed into another prime (61141957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30570953 + 30570954.

It is an arithmetic number, because the mean of its divisors is an integer number (30570954).

Almost surely, 2^61141907 is an apocalyptic number.

61141907 is a deficient number, since it is larger than the sum of its proper divisors (1).

61141907 is an equidigital number, since it uses as much as digits as its factorization.

61141907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 61141907 is about 7819.3290632893. The cubic root of 61141907 is about 393.9547368275.

The spelling of 61141907 in words is "sixty-one million, one hundred forty-one thousand, nine hundred seven".