1077161251 has 4 divisors (see below), whose sum is σ = 1080625104. Its totient is φ = 1073697400.

The previous prime is 1077161233. The next prime is 1077161257. The reversal of 1077161251 is 1521617701.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1077161251 - 2⁹ = 1077160739 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1077161257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1731460 + ... + 1732081.

It is an arithmetic number, because the mean of its divisors is an integer number (270156276).

Almost surely, 2^1077161251 is an apocalyptic number.

1077161251 is a deficient number, since it is larger than the sum of its proper divisors (3463853).

1077161251 is an equidigital number, since it uses as much as digits as its factorization.

1077161251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463852.

The product of its (nonzero) digits is 2940, while the sum is 31.

The square root of 1077161251 is about 32820.1348412830. The cubic root of 1077161251 is about 1025.0858547161.

Adding to 1077161251 its reverse (1521617701), we get a palindrome (2598778952).

The spelling of 1077161251 in words is "one billion, seventy-seven million, one hundred sixty-one thousand, two hundred fifty-one".