55301345 has 16 divisors (see below), whose sum is σ = 73078848. Its totient is φ = 39839040.

The previous prime is 55301341. The next prime is 55301359. The reversal of 55301345 is 54310355.

It is not a de Polignac number, because 55301345 - 2² = 55301341 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55301341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1187 + ... + 10583.

It is an arithmetic number, because the mean of its divisors is an integer number (4567428).

Almost surely, 2^55301345 is an apocalyptic number.

55301345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55301345 is a deficient number, since it is larger than the sum of its proper divisors (17777503).

55301345 is a wasteful number, since it uses less digits than its factorization.

55301345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9520.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 55301345 is about 7436.4874100613. The cubic root of 55301345 is about 380.9885273353.

The spelling of 55301345 in words is "fifty-five million, three hundred one thousand, three hundred forty-five".