1051554061 has 2 divisors, whose sum is σ = 1051554062. Its totient is φ = 1051554060.

The previous prime is 1051553981. The next prime is 1051554067. The reversal of 1051554061 is 1604551501.

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., 1050991561 + 562500 = 32419^2 + 750^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051554061 - 2¹¹ = 1051552013 is a prime.

It is a super-2 number, since 2×1051554061² = 2211531886411183442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051554067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525777030 + 525777031.

It is an arithmetic number, because the mean of its divisors is an integer number (525777031).

Almost surely, 2^1051554061 is an apocalyptic number.

It is an amenable number.

1051554061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051554061 is an equidigital number, since it uses as much as digits as its factorization.

1051554061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 1051554061 is about 32427.6743076034. The cubic root of 1051554061 is about 1016.8975515157.

The spelling of 1051554061 in words is "one billion, fifty-one million, five hundred fifty-four thousand, sixty-one".