151477494 has 64 divisors (see below), whose sum is σ = 363377664. Its totient is φ = 41158656.

The previous prime is 151477453. The next prime is 151477507. The reversal of 151477494 is 494774151.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224742 + ... + 225414.

It is an arithmetic number, because the mean of its divisors is an integer number (5677776).

Almost surely, 2^151477494 is an apocalyptic number.

151477494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 151477494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181688832).

151477494 is an abundant number, since it is smaller than the sum of its proper divisors (211900170).

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

151477494 is a wasteful number, since it uses less digits than its factorization.

151477494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941.

The product of its digits is 141120, while the sum is 42.

The square root of 151477494 is about 12307.6193473799. The cubic root of 151477494 is about 533.0681119667.

The spelling of 151477494 in words is "one hundred fifty-one million, four hundred seventy-seven thousand, four hundred ninety-four".