151398 has 24 divisors (see below), whose sum is σ = 353808. Its totient is φ = 46512.

The previous prime is 151397. The next prime is 151423. The reversal of 151398 is 893151.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 151398.

It is not an unprimeable number, because it can be changed into a prime (151391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90 + ... + 557.

It is an arithmetic number, because the mean of its divisors is an integer number (14742).

2¹⁵¹³⁹⁸ is an apocalyptic number.

151398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

151398 is an abundant number, since it is smaller than the sum of its proper divisors (202410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151398 is a wasteful number, since it uses less digits than its factorization.

151398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 665 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 151398 is about 389.0989591351. The cubic root of 151398 is about 53.2974845897.

The spelling of 151398 in words is "one hundred fifty-one thousand, three hundred ninety-eight".