1051536506 has 4 divisors (see below), whose sum is σ = 1577304762. Its totient is φ = 525768252.

The previous prime is 1051536503. The next prime is 1051536509. The reversal of 1051536506 is 6056351501.

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

It is an interprime number because it is at equal distance from previous prime (1051536503) and next prime (1051536509).

It can be written as a sum of positive squares in only one way, i.e., 845355625 + 206180881 = 29075^2 + 14359^2 .

It is a super-2 number, since 2×1051536506² = 2211458046901376072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051536503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262884125 + ... + 262884128.

Almost surely, 2^1051536506 is an apocalyptic number.

1051536506 is a deficient number, since it is larger than the sum of its proper divisors (525768256).

1051536506 is an equidigital number, since it uses as much as digits as its factorization.

1051536506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525768255.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 1051536506 is about 32427.4036271793. The cubic root of 1051536506 is about 1016.8918926733.

The spelling of 1051536506 in words is "one billion, fifty-one million, five hundred thirty-six thousand, five hundred six".