1051456436 has 6 divisors (see below), whose sum is σ = 1840048770. Its totient is φ = 525728216.

The previous prime is 1051456433. The next prime is 1051456487. The reversal of 1051456436 is 6346541501.

It can be written as a sum of positive squares in only one way, i.e., 1020163600 + 31292836 = 31940^2 + 5594^2 .

It is a super-2 number, since 2×1051456436² = 2211121273611644192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1051456396 and 1051456405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051456433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131432051 + ... + 131432058.

It is an arithmetic number, because the mean of its divisors is an integer number (306674795).

Almost surely, 2^1051456436 is an apocalyptic number.

It is an amenable number.

1051456436 is a deficient number, since it is larger than the sum of its proper divisors (788592334).

1051456436 is a wasteful number, since it uses less digits than its factorization.

1051456436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262864113 (or 262864111 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1051456436 is about 32426.1689997446. The cubic root of 1051456436 is about 1016.8660813645.

Adding to 1051456436 its reverse (6346541501), we get a palindrome (7397997937).

It can be divided in two parts, 105 and 1456436, that added together give a palindrome (1456541).

The spelling of 1051456436 in words is "one billion, fifty-one million, four hundred fifty-six thousand, four hundred thirty-six".