1046845531 has 2 divisors, whose sum is σ = 1046845532. Its totient is φ = 1046845530.

The previous prime is 1046845519. The next prime is 1046845543. The reversal of 1046845531 is 1355486401.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1046845519) and next prime (1046845543).

It is a cyclic number.

It is not a de Polignac number, because 1046845531 - 2¹⁵ = 1046812763 is a prime.

It is a super-2 number, since 2×1046845531² = 2191771131549343922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1046845561) 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, 523422765 + 523422766.

It is an arithmetic number, because the mean of its divisors is an integer number (523422766).

Almost surely, 2^1046845531 is an apocalyptic number.

1046845531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1046845531 is an equidigital number, since it uses as much as digits as its factorization.

1046845531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 1046845531 is about 32354.9923659394. The cubic root of 1046845531 is about 1015.3774974789.

It can be divided in two parts, 104684 and 5531, that added together give a triangular number (110215 = T₄₆₉).

The spelling of 1046845531 in words is "one billion, forty-six million, eight hundred forty-five thousand, five hundred thirty-one".