1351852545 has 32 divisors (see below), whose sum is σ = 2275516800. Its totient is φ = 684314624.

The previous prime is 1351852511. The next prime is 1351852573. The reversal of 1351852545 is 5452581531.

It is not a de Polignac number, because 1351852545 - 2⁸ = 1351852289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 672 + ... + 52001.

It is an arithmetic number, because the mean of its divisors is an integer number (71109900).

Almost surely, 2^1351852545 is an apocalyptic number.

1351852545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1351852545 is a deficient number, since it is larger than the sum of its proper divisors (923664255).

1351852545 is a wasteful number, since it uses less digits than its factorization.

1351852545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52769.

The product of its digits is 120000, while the sum is 39.

The square root of 1351852545 is about 36767.5474433637. The cubic root of 1351852545 is about 1105.7147617925.

The spelling of 1351852545 in words is "one billion, three hundred fifty-one million, eight hundred fifty-two thousand, five hundred forty-five".