1354005045 has 32 divisors (see below), whose sum is σ = 2452550400. Its totient is φ = 708507072.

The previous prime is 1354005043. The next prime is 1354005049. The reversal of 1354005045 is 5405004531.

It is not a de Polignac number, because 1354005045 - 2¹ = 1354005043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1354005043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87465 + ... + 101774.

It is an arithmetic number, because the mean of its divisors is an integer number (76642200).

Almost surely, 2^1354005045 is an apocalyptic number.

1354005045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1354005045 is a deficient number, since it is larger than the sum of its proper divisors (1098545355).

1354005045 is a wasteful number, since it uses less digits than its factorization.

1354005045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189306 (or 189300 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1354005045 is about 36796.8075381547. The cubic root of 1354005045 is about 1106.3013121847.

Adding to 1354005045 its reverse (5405004531), we get a palindrome (6759009576).

The spelling of 1354005045 in words is "one billion, three hundred fifty-four million, five thousand, forty-five".