1011953252077 has 2 divisors, whose sum is σ = 1011953252078. Its totient is φ = 1011953252076.

The previous prime is 1011953252059. The next prime is 1011953252087. The reversal of 1011953252077 is 7702523591101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 873796822441 + 138156429636 = 934771^2 + 371694^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011953252077 - 2²³ = 1011944863469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011953252047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505976626038 + 505976626039.

It is an arithmetic number, because the mean of its divisors is an integer number (505976626039).

Almost surely, 2^{1011953252077} is an apocalyptic number.

It is an amenable number.

1011953252077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011953252077 is an equidigital number, since it uses as much as digits as its factorization.

1011953252077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 132300, while the sum is 43.

The spelling of 1011953252077 in words is "one trillion, eleven billion, nine hundred fifty-three million, two hundred fifty-two thousand, seventy-seven".