1051656077 has 2 divisors, whose sum is σ = 1051656078. Its totient is φ = 1051656076.

The previous prime is 1051656019. The next prime is 1051656107. The reversal of 1051656077 is 7706561501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 968827876 + 82828201 = 31126^2 + 9101^2 .

It is an emirp because it is prime and its reverse (7706561501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1051656077 - 2⁶ = 1051656013 is a prime.

It is a super-3 number, since 3×1051656077³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1051656077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051616077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525828038 + 525828039.

It is an arithmetic number, because the mean of its divisors is an integer number (525828039).

Almost surely, 2^1051656077 is an apocalyptic number.

It is an amenable number.

1051656077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051656077 is an equidigital number, since it uses as much as digits as its factorization.

1051656077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 1051656077 is about 32429.2472468912. The cubic root of 1051656077 is about 1016.9304350575.

The spelling of 1051656077 in words is "one billion, fifty-one million, six hundred fifty-six thousand, seventy-seven".