1351056223 has 16 divisors (see below), whose sum is σ = 1493614080. Its totient is φ = 1211848000.

The previous prime is 1351056169. The next prime is 1351056251. The reversal of 1351056223 is 3226501531.

It is not a de Polignac number, because 1351056223 - 2²¹ = 1348959071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1351056191 and 1351056200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351056293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573498 + ... + 575848.

It is an arithmetic number, because the mean of its divisors is an integer number (93350880).

Almost surely, 2^1351056223 is an apocalyptic number.

1351056223 is a deficient number, since it is larger than the sum of its proper divisors (142557857).

1351056223 is a wasteful number, since it uses less digits than its factorization.

1351056223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3038.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 1351056223 is about 36756.7167059301. The cubic root of 1351056223 is about 1105.4976084399.

Adding to 1351056223 its reverse (3226501531), we get a palindrome (4577557754).

The spelling of 1351056223 in words is "one billion, three hundred fifty-one million, fifty-six thousand, two hundred twenty-three".