2251010077 has 2 divisors, whose sum is σ = 2251010078. Its totient is φ = 2251010076.

The previous prime is 2251010051. The next prime is 2251010093. The reversal of 2251010077 is 7700101522.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1915900441 + 335109636 = 43771^2 + 18306^2 .

It is a cyclic number.

It is not a de Polignac number, because 2251010077 - 2³¹ = 103526429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251010677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125505038 + 1125505039.

It is an arithmetic number, because the mean of its divisors is an integer number (1125505039).

Almost surely, 2^2251010077 is an apocalyptic number.

It is an amenable number.

2251010077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251010077 is an equidigital number, since it uses as much as digits as its factorization.

2251010077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 980, while the sum is 25.

The square root of 2251010077 is about 47444.8108542968. The cubic root of 2251010077 is about 1310.5667529994.

Adding to 2251010077 its reverse (7700101522), we get a palindrome (9951111599).

The spelling of 2251010077 in words is "two billion, two hundred fifty-one million, ten thousand, seventy-seven".