1601364154 has 16 divisors (see below), whose sum is σ = 2635629192. Its totient is φ = 725145408.

The previous prime is 1601364151. The next prime is 1601364197. The reversal of 1601364154 is 4514631061.

It can be written as a sum of positive squares in 4 ways, for example, as 1590175129 + 11189025 = 39877^2 + 3345^2 .

It is a super-2 number, since 2×1601364154² = 5128734307432271432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1601364151) 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, 579669 + ... + 582424.

Almost surely, 2^1601364154 is an apocalyptic number.

1601364154 is a deficient number, since it is larger than the sum of its proper divisors (1034265038).

1601364154 is a wasteful number, since it uses less digits than its factorization.

1601364154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162161.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1601364154 is about 40017.0482919468. The cubic root of 1601364154 is about 1169.9394017364.

The spelling of 1601364154 in words is "one billion, six hundred one million, three hundred sixty-four thousand, one hundred fifty-four".