48691061 has 2 divisors, whose sum is σ = 48691062. Its totient is φ = 48691060.

The previous prime is 48691051. The next prime is 48691079. The reversal of 48691061 is 16019684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47679025 + 1012036 = 6905^2 + 1006^2 .

It is a cyclic number.

It is not a de Polignac number, because 48691061 - 2¹⁴ = 48674677 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48691051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24345530 + 24345531.

It is an arithmetic number, because the mean of its divisors is an integer number (24345531).

Almost surely, 2^48691061 is an apocalyptic number.

It is an amenable number.

48691061 is a deficient number, since it is larger than the sum of its proper divisors (1).

48691061 is an equidigital number, since it uses as much as digits as its factorization.

48691061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 48691061 is about 6977.8980359418. The cubic root of 48691061 is about 365.1598999161.

The spelling of 48691061 in words is "forty-eight million, six hundred ninety-one thousand, sixty-one".