1340455150 has 24 divisors (see below), whose sum is σ = 2528369424. Its totient is φ = 528628800.

The previous prime is 1340455121. The next prime is 1340455169. The reversal of 1340455150 is 515540431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185247 + ... + 192346.

It is an arithmetic number, because the mean of its divisors is an integer number (105348726).

Almost surely, 2^1340455150 is an apocalyptic number.

1340455150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340455150 is a deficient number, since it is larger than the sum of its proper divisors (1187914274).

1340455150 is a wasteful number, since it uses less digits than its factorization.

1340455150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377676 (or 377671 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1340455150 is about 36612.2267828659. The cubic root of 1340455150 is about 1102.5985809359.

Adding to 1340455150 its reverse (515540431), we get a palindrome (1855995581).

It can be divided in two parts, 1340 and 455150, that added together give a triangular number (456490 = T₉₅₅).

The spelling of 1340455150 in words is "one billion, three hundred forty million, four hundred fifty-five thousand, one hundred fifty".