1345531010 has 8 divisors (see below), whose sum is σ = 2421955836. Its totient is φ = 538212400.

The previous prime is 1345531001. The next prime is 1345531069. The reversal of 1345531010 is 101355431.

It can be written as a sum of positive squares in 2 ways, for example, as 1296936169 + 48594841 = 36013^2 + 6971^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

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, 67276541 + ... + 67276560.

Almost surely, 2^1345531010 is an apocalyptic number.

1345531010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1345531010 is a deficient number, since it is larger than the sum of its proper divisors (1076424826).

1345531010 is a wasteful number, since it uses less digits than its factorization.

1345531010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134553108.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1345531010 is about 36681.4804772108. The cubic root of 1345531010 is about 1103.9885532533.

Adding to 1345531010 its reverse (101355431), we get a palindrome (1446886441).

The spelling of 1345531010 in words is "one billion, three hundred forty-five million, five hundred thirty-one thousand, ten".