101161494 has 128 divisors (see below), whose sum is σ = 270950400. Its totient is φ = 27371520.

The previous prime is 101161493. The next prime is 101161517. The reversal of 101161494 is 494161101.

101161494 is a `hidden beast` number, since 10 + 1 + 161 + 494 = 666.

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 (101161493) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1042854 + ... + 1042950.

It is an arithmetic number, because the mean of its divisors is an integer number (2116800).

Almost surely, 2^101161494 is an apocalyptic number.

101161494 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 101161494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135475200).

101161494 is an abundant number, since it is smaller than the sum of its proper divisors (169788906).

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

101161494 is a wasteful number, since it uses less digits than its factorization.

101161494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 229 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 101161494 is about 10057.9070387432. The cubic root of 101161494 is about 465.9490295274.

The spelling of 101161494 in words is "one hundred one million, one hundred sixty-one thousand, four hundred ninety-four".