2761436149 has 2 divisors, whose sum is σ = 2761436150. Its totient is φ = 2761436148.

The previous prime is 2761436137. The next prime is 2761436201. The reversal of 2761436149 is 9416341672.

2761436149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1457865124 + 1303571025 = 38182^2 + 36105^2 .

It is a cyclic number.

It is not a de Polignac number, because 2761436149 - 2¹³ = 2761427957 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2761436129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1380718074 + 1380718075.

It is an arithmetic number, because the mean of its divisors is an integer number (1380718075).

Almost surely, 2^2761436149 is an apocalyptic number.

It is an amenable number.

2761436149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2761436149 is an equidigital number, since it uses as much as digits as its factorization.

2761436149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 2761436149 is about 52549.3686831726. The cubic root of 2761436149 is about 1402.9590726910.

The spelling of 2761436149 in words is "two billion, seven hundred sixty-one million, four hundred thirty-six thousand, one hundred forty-nine".