1455121341 has 40 divisors (see below), whose sum is σ = 2306170944. Its totient is φ = 911191680.

The previous prime is 1455121319. The next prime is 1455121387. The reversal of 1455121341 is 1431215541.

1455121341 is a `hidden beast` number, since 14 + 5 + 512 + 134 + 1 = 666.

It is not a de Polignac number, because 1455121341 - 2⁵ = 1455121309 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455121301) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1116096 + ... + 1117398.

Almost surely, 2^1455121341 is an apocalyptic number.

It is an amenable number.

1455121341 is a deficient number, since it is larger than the sum of its proper divisors (851049603).

1455121341 is a wasteful number, since it uses less digits than its factorization.

1455121341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2143 (or 2134 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 1455121341 is about 38146.0527577887. The cubic root of 1455121341 is about 1133.1821809855.

Adding to 1455121341 its reverse (1431215541), we get a palindrome (2886336882).

The spelling of 1455121341 in words is "one billion, four hundred fifty-five million, one hundred twenty-one thousand, three hundred forty-one".