1551354045 has 8 divisors (see below), whose sum is σ = 2482166496. Its totient is φ = 827388816.

The previous prime is 1551354031. The next prime is 1551354107. The reversal of 1551354045 is 5404531551.

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

It is not a de Polignac number, because 1551354045 - 2⁹ = 1551353533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1551353997 and 1551354015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51711787 + ... + 51711816.

It is an arithmetic number, because the mean of its divisors is an integer number (310270812).

Almost surely, 2^1551354045 is an apocalyptic number.

1551354045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1551354045 is a deficient number, since it is larger than the sum of its proper divisors (930812451).

1551354045 is a wasteful number, since it uses less digits than its factorization.

1551354045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103423611.

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 1551354045 is about 39387.2320048007. The cubic root of 1551354045 is about 1157.6314246355.

Adding to 1551354045 its reverse (5404531551), we get a palindrome (6955885596).

The spelling of 1551354045 in words is "one billion, five hundred fifty-one million, three hundred fifty-four thousand, forty-five".