1598998954 has 16 divisors (see below), whose sum is σ = 2902385088. Its totient is φ = 644974272.

The previous prime is 1598998927. The next prime is 1598998957. The reversal of 1598998954 is 4598998951.

It is a self number, because there is not a number n which added to its sum of digits gives 1598998954.

It is not an unprimeable number, because it can be changed into a prime (1598998957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3359004 + ... + 3359479.

It is an arithmetic number, because the mean of its divisors is an integer number (181399068).

Almost surely, 2^1598998954 is an apocalyptic number.

1598998954 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1598998954 is a deficient number, since it is larger than the sum of its proper divisors (1303386134).

1598998954 is a wasteful number, since it uses less digits than its factorization.

1598998954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6718509.

The product of its digits is 41990400, while the sum is 67.

The square root of 1598998954 is about 39987.4849671744. The cubic root of 1598998954 is about 1169.3631213753.

The spelling of 1598998954 in words is "one billion, five hundred ninety-eight million, nine hundred ninety-eight thousand, nine hundred fifty-four".